CN105334820B - A kind of process intelligent optimization production method of radial tire detachable mould - Google Patents
A kind of process intelligent optimization production method of radial tire detachable mould Download PDFInfo
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- CN105334820B CN105334820B CN201510702964.5A CN201510702964A CN105334820B CN 105334820 B CN105334820 B CN 105334820B CN 201510702964 A CN201510702964 A CN 201510702964A CN 105334820 B CN105334820 B CN 105334820B
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
- G05B19/41875—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by quality surveillance of production
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B19/00—Programme-control systems
- G05B19/02—Programme-control systems electric
- G05B19/418—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM]
- G05B19/41885—Total factory control, i.e. centrally controlling a plurality of machines, e.g. direct or distributed numerical control [DNC], flexible manufacturing systems [FMS], integrated manufacturing systems [IMS], computer integrated manufacturing [CIM] characterised by modeling, simulation of the manufacturing system
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32015—Optimize, process management, optimize production line
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32177—Computer assisted quality surveyance, caq
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32187—Correlation between controlling parameters for influence on quality parameters
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B2219/00—Program-control systems
- G05B2219/30—Nc systems
- G05B2219/32—Operator till task planning
- G05B2219/32368—Quality control
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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
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- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
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- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The invention discloses a kind of process intelligents of radial tire detachable mould to optimize production method, on the production line of rotating radial loose tool system is managed using ERP, the ERP manages system and reads drawing and CN program files from CAD/CAM design systems, by the production ordering of rotating radial loose tool by reaching each production system under data/address bus, the production system generates plan of needs according to production ordering, and track blank and workpiece, complete production and processing, and executive condition is fed back to the mass effect factor acquisition system of ERP, tyre mould production process mass effect factor is monitored, form closed-loop control.It is an advantage of the invention that：Tyre mould production process mass effect factor is monitored using ERP management system, forms closed-loop control, mass effect factor monitors accurate system, makes production process data, intelligent, lowers the cost for repeating molding experiment.
Description
Technical field
The present invention relates to a kind of tire-mold production fields, and more specifically, it relates to a kind of radial tire detachable moulds
Process intelligent optimize production method.
Background technology
Loose mould of radial ply tire is to carry out tyre vulcanization tool, and activating mold is generally also by dynamic model and cover half two parts
Composition, also referred to as " upper mold " and " lower die ", upper mold include upper cover, middle die sleeve, sliding block, epipleural, pattern block and guiding mechanism
Deng, be mounted on vulcanizer moving die plate on, in tyre vulcanization forming process, it on vulcanizer Clamping System move.
Lower die includes pedestal, lower side panel etc., is mounted on the fixed form of vulcanizer.When sulfidization molding, upper die and lower die are closed, capsule
Inflation, which is opened, constitutes closed cavity, and tire base Wrapping formed in advance is sleeved on outside capsule, is bonded under the tension force effect of capsule
In cavity inner wall, high temperature dwell pressure is vulcanized.
Tyre adjustable die production process is complicated, and parts are more, and volume is big, weight weight, and required precision is high,
Along with being difficult to implement the factors such as die trial in mould factory to restrict because tyre vulcanizing and process are complicated, it is easy to design
The case where defect cannot be found in time, causing mould structure, technological parameter is unreasonable in process of production, and mould can be made when serious
Tool is scrapped, and product quality is influenced.
At present traditional tyre adjustable die exploitation and production process still rest on, design, molding, experiment, production
Pattern, traditional design method need the mold of more specifications to put into, and after the completion of test, except the scheme chosen, remaining does not have
There are any application value, this single sculpting method to cause high-cost input and huge waste, tire mould
The technological parameter selection of tool production and design optimization process do not have the mass effect factor of systematic analysis tyre adjustable die, lead
Causing the mold produced, there are mass defects, can not be continuously improved.
Invention content
The present invention in view of the deficiencies of the prior art, and provides a kind of process intelligent optimization production of radial tire detachable mould
Method.
A kind of process intelligent of radial tire detachable mould of the present invention optimizes production method, the technique optimization method packet
Include following construction procedure：
Step 1: on the production line of rotating radial loose tool using ERP manage system, the ERP manage system from
CAD/CAM design systems read drawing and CN program files, and the production ordering of rotating radial loose tool is assigned by data/address bus
To each production system, the production system generates plan of needs according to production ordering, and tracks blank and workpiece, completes production
It processes, and executive condition is fed back to the mass effect factor acquisition system of ERP, to tyre mould production process mass effect factor
It is monitored, forms closed-loop control；
Step 2: establish fish-bone analysis chart according to the mass effect factor of tyre mould production process, according to quality influence because
Analysis mathematical model is established in subdata analysis, and the analysis mathematical model includes that the design chosen in tyre mould production process becomes
It measures, list object function and provide constraints；, in formula：W is die wear depth, and P is mold
Surface normal pressure, V are gliding cable structure, and H is mold materials hardness；A, b, c are standard constant, to tire-mold:A, b takes 1, c to take
2, K=2 × 10-5, K be with the relevant constant of material property, dt is incremental time；
Step 3: establishing tyre mould heat-couple of force closes axisymmetric FEA model；It is obtained by finite element analysis model
Take the wear data information of the extrusion load-stroke curve and die surface in rotating radial loose tool production process；
Step 4: being analyzed according to the data information of step 3, the constant situation of setting tyre mould hot extrusion reduction of area
Under, it is target to reduce extrusion load and improve tyre mould material base deformation uniformity, optimized mathematical model is built, by optimizing mathematics
Model optimizes the mould structure and technological parameter of radial mould hot extrusion, and the objectives of selection are as follows：
Minimum extrusion load object function minf1（x）=P, P is that rotating radial loose tool is required when hot-pressed in formula
Extrusion load peak value；
Deformation uniformity object function minf2（x）=SDS, SDS is the equivalent strain mean square deviation in section in formula；
Four the cavity type, height, extrusion speed and deformation temperature key factors of tire mould are chosen as design
Variable；
It will not interact between setting key factor, using orthogonal test, the parameter combination L16 for selecting 4 factor 4 horizontal
(45) orthogonal arrage carries out grey correlation analysis；
According to range analysis of orthogonal experiment as a result, determining that influence primary and secondary of four design variables to comprehensive evaluation index is closed
System, and the selection and improvement of optimized parameter are carried out to design variable, and system is managed in produce reality system using true by ERP
Recognize.
ERP management system include design management system, process design system, quality control system, quality influence because
Sub- acquisition system, data nucleus correcting system；
The design management system is used for product design, organizes the Process Planning and Manage data and product work of entire product
Skill attribute provides the integrated interface of CAD/CAM drawings and ERP other softwares；
The process design system can carry out process route, process card and operation sheet using the operation interface of computer
Establishment and maintenance, while can with real-time calling including equipment, tooling, technics and allowance it is various basis provide
Source data；The process design system can count the norm quota of consumption that collects data, hour norm, outsourcing piece detail list, cooperation part
The kinds of processes file such as detail list, and the function of the row's of providing figure printout；
The quality control system is connected with all workshops of enterprises by plant control network, realizes that data are supervised in real time
Control；It is configured with several meridian tyre mould production lines in each workshop；Each rotating radial loose tool production line is according to technological requirement
It is divided into several stations；It is each equipped with a set of PLC control system on each station；
The mass effect factor acquisition system is connected using data line with the data acquisition device of each station, the number
Two paths of data output is formed according to the data information of harvester acquisition, human-computer interaction interface is transferred data to all the way and realizes data
Real-time display, another way transfers data to ERP server by optical fiber；
The data nucleus correcting system checks the data in ERP server, when data error is more than setting value, will count
It is believed that breath is sent to human-computer interaction interface and alarms.
In the actual production process, it is active that mass effect factor acquisition system monitors tire in real time to the PLC control system
The production informations such as blank type, height, equipment extrusion speed and the temperature of mould, and wanted according to the setting of corresponding process design system
Ask control device hydraulic control system, the technological parameter of automatic adjustment equipment that the process data of each station is made to be maintained at technique
In the claimed range of design system.
The mass effect factor acquisition system includes thermal capacity acquisition module, temperature acquisition module and authentication module；
The material heat that the thermal capacity acquisition module is used for each building block of the rotating radial loose tool according to design is special
The thermal resistance of contact surface between property, each building block, calculates total thermal capacity of the rotating radial loose tool of design；
The temperature acquisition module, total heat of the rotating radial loose tool for calculating design in thermal capacity acquisition module
After capacity, according to the total thermal capacity, preset environment temperature and preset meridian of the rotating radial loose tool of calculated design
Total power attenuation of line wheel loose tool calculates the operating temperature of the rotating radial loose tool of design；
The authentication module, after the operating temperature of the rotating radial loose tool for calculating design in temperature acquisition module,
According to the rotating radial loose tool of the operating temperature of the rotating radial loose tool of calculated design and the verification design of data nucleus correcting system
Temperature set reasonability.
The beneficial effects of the invention are as follows：
（1）Present invention application ERP management system is monitored tyre mould production process mass effect factor, forms closed loop
Control, mass effect factor monitor accurate system, make production process data, intelligent；
（2）The present invention passes through thermal stress coupling axisymmetric FEA model, study of tire mould production process deformation rule
Rule lowers the cost for repeating molding experiment；
（3）The present invention uses orthogonal experimental method and grey correlation methods by mass effect factor in tyre mould production process
Multi-objective optimization question be converted into the single-object problem of the degree of association, accurate experiment can be obtained by carrying out a small amount of experiment
Data lower Productive statistics, reduce work difficulty.
Description of the drawings
Fig. 1 is the overall flow figure of the present invention；
Fig. 2 is the curve of loading-process figure of the present invention；
Fig. 3 is the graph of relation between the load and optimization design variable target of the present invention；
Fig. 4 is the graph of relation between the deformation uniformity and design variable optimization aim of the present invention；
Fig. 5 is the graph of relation between the grey relational grade and design variable optimization aim of the present invention.
Specific implementation mode
The invention will be further described below in conjunction with the accompanying drawings.
In Fig. 1, a kind of process intelligent of radial tire detachable mould of the invention optimizes production method, and the technique is excellent
Change method includes following construction procedure：
Step 1: managing system using ERP on the production line of radial tire detachable mould, the ERP manages system
Drawing and CN program files are read from CAD/CAM design systems, the production ordering of radial tire detachable mould is total by data
Each production system is reached under line, the production system generates plan of needs according to production ordering, and tracks blank and workpiece, complete
At production and processing, and executive condition is fed back to the mass effect factor acquisition system of ERP, to tyre mould production process quality shadow
It rings the factor to be monitored, forms closed-loop control, make production process data, it is intelligent；
Step 2: establish fish-bone analysis chart according to the mass effect factor of tyre mould production process, according to quality influence because
Analysis mathematical model is established in subdata analysis, and the analysis mathematical model includes that the design chosen in tyre mould production process becomes
It measures, list object function and provide constraints；, in formula：W is die wear depth, and P is mould
Has surface normal pressure, V is gliding cable structure, and H is mold materials hardness；A, b, c are standard constant, to tire-mold:A, b takes 1, c
Take 2, K=2 × 10-5, K be with the relevant constant of material property, dt is incremental time；
Step 3: establishing tyre mould thermal stress coupling axisymmetric FEA model；It is obtained by finite element analysis model
The wear data information of extrusion load-stroke curve and die surface in rotating radial loose tool production process；
Mass effect factor is established into analysis mathematical model, and carries out the numerical simulation of thermal stress coupling, study of tire mould exists
Internal molding changing rule, obtains the related datas such as corresponding temperature field, extrusion load, equivalent strain rate in production process,
Extrusion load-the stroke curve and mold table in rotating radial loose tool production process are obtained by finite element analysis model simultaneously
The wear data information in face, the foundation of process optimization is provided for step 4.
As shown in Fig. 2, being analyzed by extrusion load-stroke curve, tyre mould load is smaller and rising is slower, works as tire
After lower fetal pleuron and the contact of upper sidewall side on the inside of material base and in tyre mould, extrusion load-stroke curve is at corresponding a points
There is first obviously crest value, shows that the constricted flow load of tire material base in tyre mould increases.The upper mold of tyre mould
Continue pressurization to downlink, tire material base as shown in Figure 2 initially forms the overlap of tire, and in corresponding diagram at b points, load is by 519kN
It sharply increases to 836kN or even bigger.
Step 4: being analyzed according to the data information of step 3, the constant situation of setting tyre mould hot extrusion reduction of area
Under, it is target to reduce extrusion load and improve tyre mould material base deformation uniformity, optimized mathematical model is built, by optimizing mathematics
Model optimizes the mould structure and technological parameter of radial mould hot extrusion, and the objectives of selection are as follows：
Minimum extrusion load object function minf1（x）=P, P is that rotating radial loose tool is required when hot-pressed in formula
Extrusion load peak value；
Deformation uniformity object function minf2（x）=SDS, SDS is the equivalent strain mean square deviation in section in formula；
Four the cavity type, height, extrusion speed and deformation temperature key factors of tire mould are chosen as design
Variable；
It will not interact between setting key factor, using orthogonal test, the parameter combination L16 for selecting 4 factor 4 horizontal
(45) orthogonal arrage comes and carry out grey correlation analysis；
According to range analysis of orthogonal experiment as a result, determining that influence primary and secondary of four design variables to comprehensive evaluation index is closed
System, and the selection and improvement of optimized parameter are carried out to design variable, and system is managed in produce reality system using true by ERP
Recognize.
As shown in Figure 3 and Figure 4：In the key factor for four design variables for influencing tire mould, overall target is commented
Valence influences sequence successively：The speed of the extruding of tire mould, the temperature of deformation, the height of cavity, the type of cavity.
The temperature factor of the deformation of tire mould：When the deformation temperature of segmented mold is at 1175 DEG C, segmented mold upper and lower mould
Extrusion speed be 200mm/s, when the cavity height used is the tire mould of 50mm, the influence of extrusion load minimum is most
It is small.
Influence highly significant of the extrusion speed and deformation temperature of tire mould to deformation uniformity be when deformation temperature
1150 DEG C, extrusion speed 100mm/s, when using cavity height as the mold of 50mm, deformation is most uniform.
When synthesis examines the worry extrusion load and deformation uniformity of tire mould, the mold and technological parameter of optimization are：Become
1150 DEG C, extrusion speed 100mm/s of shape temperature, cavity height are 50mm.
ERP management system include design management system, process design system, quality control system, quality influence because
Sub- acquisition system, data nucleus correcting system；
The design management system is used for product design, organizes the Process Planning and Manage data and product work of entire product
Skill attribute provides the integrated interface of CAD/CAM drawings and ERP other softwares；
The process design system can carry out process route, process card and operation sheet using the operation interface of computer
Establishment and maintenance, while can with real-time calling including equipment, tooling, technics and allowance it is various basis provide
Source data；The process design system can count the norm quota of consumption that collects data, hour norm, outsourcing piece detail list, cooperation part
The kinds of processes file such as detail list, and the function of the row's of providing figure printout；
The quality control system is connected with all workshops of enterprises by plant control network, realizes that data are supervised in real time
Control；It is configured with several meridian tyre mould production lines in each workshop；Each rotating radial loose tool production line is according to technological requirement
It is divided into several stations；It is each equipped with a set of PLC control system on each station；
The mass effect factor acquisition system is connected using data line with the data acquisition device of each station, the number
Two paths of data output is formed according to the data information of harvester acquisition, human-computer interaction interface is transferred data to all the way and realizes data
Real-time display, another way transfers data to ERP server by optical fiber；
The data nucleus correcting system checks the data in ERP server, when data error is more than setting value, will count
It is believed that breath is sent to human-computer interaction interface and alarms.
In the actual production process, it is active that mass effect factor acquisition system monitors tire in real time to the PLC control system
The production informations such as blank type, height, equipment extrusion speed and the temperature of mould, and wanted according to the setting of corresponding process design system
Ask control device hydraulic control system, the technological parameter of automatic adjustment equipment that the process data of each station is made to be maintained at technique
In the claimed range of design system.
A kind of feasibility that can predict process program of the technique optimization method of radial tire detachable mould of the present invention
And reasonability, the test number (TN) of actual process is reduced, to which production and experimentation cost be greatly reduced.By Orthogonal Experiment and Design with
Numerical simulation technology is combined, and carries out the optimization of process program, has parameter variations and combination very convenient, optimization process is simple
The advantages that easily realizing.
The mass effect factor acquisition system includes thermal capacity acquisition module, temperature acquisition module and authentication module；
The material heat that the thermal capacity acquisition module is used for each building block of the rotating radial loose tool according to design is special
The thermal resistance of contact surface between property, each building block, calculates total thermal capacity of the rotating radial loose tool of design；
The temperature acquisition module, total heat of the rotating radial loose tool for calculating design in thermal capacity acquisition module
After capacity, according to the total thermal capacity, preset environment temperature and preset meridian of the rotating radial loose tool of calculated design
Total power attenuation of line wheel loose tool calculates the operating temperature of the rotating radial loose tool of design；
The authentication module, after the operating temperature of the rotating radial loose tool for calculating design in temperature acquisition module,
According to the rotating radial loose tool of the operating temperature of the rotating radial loose tool of calculated design and the verification design of data nucleus correcting system
Temperature set reasonability.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (1)
1. a kind of process intelligent of radial tire detachable mould optimizes production method, which is characterized in that the process intelligent optimization
Production method includes following construction procedure：
Step 1: managing system using ERP on the production line of rotating radial loose tool, the ERP manages system from CAD/CAM
Design system reads drawing and CN program files, by the production ordering of rotating radial loose tool by reaching each life under data/address bus
Production system, the production system generates plan of needs according to production ordering, and tracks blank and workpiece, completes production and processing, and
The mass effect factor acquisition system that executive condition is fed back to ERP supervises tyre mould production process mass effect factor
Control forms closed-loop control；The ERP management system includes design management system, process design system, quality control system, matter
Measure impact factor acquisition system, data nucleus correcting system；
The design management system is used for product design, organizes the Process Planning and Manage data and Product Process category of entire product
Property, the integrated interface of CAD/CAM drawings and ERP other softwares is provided；
The process design system can carry out the volume of process route, process card and operation sheet using the operation interface of computer
System and maintenance, while can be with various basic resource numbers of the real-time calling including equipment, tooling, technics and allowance
According to；The process design system can count the norm quota of consumption that collects data, hour norm, outsourcing piece detail list, cooperation part detail
Table kinds of processes file, and the function of the row's of providing figure printout；
The quality control system is connected with all workshops of enterprises by plant control network, realizes data real time monitoring；
It is configured with several meridian tyre mould production lines in each workshop；Each rotating radial loose tool production line is divided into according to technological requirement
Several stations；It is each equipped with a set of PLC control system on each station；
The mass effect factor acquisition system is connected using data line with the data acquisition device of each station, and the data are adopted
The data information of acquisition means acquisition forms two paths of data output, transfers data to the reality that human-computer interaction interface realizes data all the way
When show, another way transfers data to ERP server by optical fiber；The mass effect factor acquisition system real time monitoring wheel
Blank type, height, equipment extrusion speed and the temperature production information of tire segmented mold, and set according to corresponding process design system
Provisioning request, by PLC control system control device hydraulic control system, the technological parameter of automatic adjustment equipment makes each station
Process data be maintained in the claimed range of process design system；The mass effect factor acquisition system includes that thermal capacity obtains
Modulus block, temperature acquisition module and authentication module；
The thermal capacity acquisition module is used for the material thermal characteristics, each of each building block according to the rotating radial loose tool of design
The thermal resistance of contact surface between a building block calculates total thermal capacity of the rotating radial loose tool of design；
The temperature acquisition module, total thermal capacity of the rotating radial loose tool for calculating design in thermal capacity acquisition module
Afterwards, according to the total thermal capacity, preset environment temperature and preset rotating radial of the rotating radial loose tool of calculated design
Total power attenuation of loose tool calculates the operating temperature of the rotating radial loose tool of design；
The authentication module, after the operating temperature of the rotating radial loose tool for calculating design in temperature acquisition module, according to
The temperature of the rotating radial loose tool of operating temperature and data nucleus correcting system the verification design of the rotating radial loose tool of calculated design
Degree setting reasonability；
The data nucleus correcting system checks the data in ERP server, and when data error is more than setting value, data are believed
Breath is sent to human-computer interaction interface and alarms；
Step 2: fish-bone analysis chart is established according to the mass effect factor of tyre mould production process, according to mass effect factor number
Analysis mathematical model is established according to analysis, the analysis mathematical model includes the design variable chosen in tyre mould production process, row
Go out object function and provides constraints；The mathematical model computational methods use, in formula：W is mould
Has wearing depth, P is die surface normal pressure, and V is gliding cable structure, and H is mold materials hardness；A, b, c are standard constant, to wheel
Placenta:A, b takes 1, c to take 2, K=2 × 10-5, K be with the relevant constant of material property, dt is incremental time；
Step 3: establishing tyre mould thermal stress coupling axisymmetric FEA model；Meridian is obtained by finite element analysis model
The wear data information of extrusion load-stroke curve and die surface in line wheel loose tool production process；
Step 4: analyzed according to the data information of step 3, in the case that setting tyre mould hot extrusion reduction of area is constant, drop
Low extrusion load and improvement tyre mould material base deformation uniformity are target, build optimized mathematical model, pass through optimized mathematical model
The mould structure and technological parameter of radial mould hot extrusion are optimized, the objectives of selection are as follows：
Minimum extrusion load object function minf1（x）=P, P is required extruding when rotating radial loose tool is hot-pressed in formula
Load peaks；
Deformation uniformity object function minf2（x）=SDS, SDS is the equivalent strain mean square deviation in section in formula；
Four the cavity type, height, extrusion speed and deformation temperature key factors of tire mould are chosen as design variable；
It will not interact between setting key factor, using orthogonal test, the parameter combination L16 (4 for selecting 4 factor 4 horizontal5)
Orthogonal arrage carries out grey correlation analysis；
According to range analysis of orthogonal experiment as a result, determine influence primary-slave relation of four design variables to comprehensive evaluation index,
And the selection and improvement of optimized parameter are carried out to design variable, and system is managed by ERP and is confirmed in the application of produce reality system.
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| CN112270612A (en) * | 2020-09-15 | 2021-01-26 | 中国标准化研究院 | Dairy product digital factory system |
| CN113159518B (en) * | 2021-03-24 | 2023-08-29 | 中策橡胶集团股份有限公司 | Intelligent management and control system for tire production quality |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101890625A (en) * | 2010-05-19 | 2010-11-24 | 山东金利轮胎装备有限公司 | Manufacturing method of pattern ring of segmented mold of radial tyre |
| CN104238511A (en) * | 2014-09-04 | 2014-12-24 | 山东永泰化工有限公司 | Networked preparing system and method for radial tire forming die |
| JP5745154B1 (en) * | 2014-11-10 | 2015-07-08 | 株式会社ブリヂストン | Manufacturing method of three-dimensional object and tire mold |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20050269009A1 (en) * | 2004-06-04 | 2005-12-08 | Steinke Richard A | Method and apparatus for forming a core of plies, belts and beads and for positioning the core in a mold for forming an elastomeric tire and the formed elastomeric tire |
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| CN101890625A (en) * | 2010-05-19 | 2010-11-24 | 山东金利轮胎装备有限公司 | Manufacturing method of pattern ring of segmented mold of radial tyre |
| CN104238511A (en) * | 2014-09-04 | 2014-12-24 | 山东永泰化工有限公司 | Networked preparing system and method for radial tire forming die |
| JP5745154B1 (en) * | 2014-11-10 | 2015-07-08 | 株式会社ブリヂストン | Manufacturing method of three-dimensional object and tire mold |
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