CN108984964A - Vehicular technology unit design method and Design of digital production system - Google Patents
Vehicular technology unit design method and Design of digital production system Download PDFInfo
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Abstract
The present invention provides a kind of vehicular technology unit design method and Design of digital production system, vehicular technology unit design method is the following steps are included: for specified vehicle, the IVA of the Assembly part of specified vehicle is obtained from the library IVA, wherein include the IVA of multiple Assembly parts in the library IVA；The IVA of the Assembly part for the specified vehicle that will acquire is imported in standardized product structure tree and standard technology route structure tree, generates product tree and the process route structure tree of specified vehicle.Pass through above method step, it being capable of rapid build product tree and process route structure tree, convenient for understanding product design or assembling process, reduce the match time of product parts and process route, reduce manual operation workload, match time between later period production system is reduced, the synchronous efficiency of system synchronous engineering in design or assembling process is improved.
Description
Technical field
The present invention relates to field of automobile, in particular to a kind of vehicular technology unit design method and digitlization are set
Count production system.
Background technique
With the rapid development of computer software technology and manufacturing technology, digitizing technique and manufacturing technology are further melted
It closes, the scope of business of digital virtual manufacturing technology can cover research and development of products, trial-production verifying, manufacturing planning and production and import
Automobile research process, by operative practice external for many years, digital virtual manufacturing technology has become automobile research and development manufacture
Mainstream development direction.Product design at present, technological design, there is also more manual works in production programming three's convergence process
Content has larger optimization space in artificial intelligence design aspect.
Currently, in the assembly and design process of vehicle, due to uncoordinated between each department, it is difficult to obtain set in time
Meter or assembly information are not easy to understand the design or assembling process of vehicle, make troubles in later stage work, expend more people
Power material resources.The structure tree of product is built according to each big system (such as vehicle body, power assembly, chassis, interior trim), each
Multiple virtual assemblies are usually placed in a big system, have the part assembled on many general assembly lines below virtual assembly, vehicle is set
Meter or assembly in be not easy to construct product tree and process route structure tree, need total coating process engineer one by one total
Part on wiring is placed under process route structure tree, time-consuming and laborious, is made troubles, and heavy workload is easy to appear problem,
The part data and the data synchronization updating under process route structure tree that cannot be guaranteed product tree simultaneously, it cannot be guaranteed that part
Part under structure tree and process route structure tree corresponds.
Product design initial stage, the logistics of factory, packaging, equipment, warehousing system engineer have neither part nor lot in design, fail in time
Understand design conditions, may cause the later period need overlapping development material frame and again plan logistics, packaging, productive temp scheme, waste
Time and development cost.The logistics of automobile production, storage, assembly shop each department rule all in terms of mutual independent operating, warehouse
It draws aspect and uses extensive management, specify only part substantially storage area, it can only be on the spot for part occupied space in warehouse
It checks, whether new parts storage has enough memory spaces, can only also check on the spot.In terms of logistics legal, new model is in general assembly
When assembling on line, a parts up to ten thousand need the station material frame structure tree from warehouse delivery to general assembly line to need in terms of logistics distribution
Distribution project is repeatedly attempted, productive temp requirement is just able to satisfy.
Summary of the invention
In view of this, the present invention provides a kind of vehicular technology unit design method, for solving in Car design or assembly
It is not easy to construct product tree and process route structure tree, time-consuming and laborious, product parts and the unmatched problem of process route.
The present invention also provides a kind of Design of digital production systems.
The present invention also provides a kind of simulation systems.
The present invention also provides a kind of storage mediums.
In order to solve the above technical problems, the invention adopts the following technical scheme:
In a first aspect, vehicular technology unit design method according to an embodiment of the present invention, comprising the following steps:
For specified vehicle, the IVA of the Assembly part of the specified vehicle is obtained from the library IVA, wherein the library IVA
In include multiple Assembly parts IVA；
The IVA of the Assembly part for the specified vehicle that will acquire imports standardized product structure tree and standard technology route
In structure tree, product tree and the process route structure tree of the specified vehicle are generated.
Further, described for specified vehicle, obtain the IVA's of the Assembly part of the specified vehicle from the library IVA
Before step, further includes:
Create a library IVA and a process node library；
For each Assembly part on general assembly line, corresponding IVA is established, and is stored in the library IVA；
Each IVA in the library IVA and the corresponding process node in the process node library are corresponding.
Further, the IVA of the Assembly part of the specified vehicle that will acquire, import standardized product structure tree and
In standard technology route structure tree, before the step of generating product tree and the process route structure tree of the specified vehicle,
Further include:
Standardized product structure tree is established according to IVA needed for complete vehicle；
According to assembly line, station, process node, standard pipeline organization, standard station structure, standard technology are built respectively
Node structure simultaneously calls in corresponding IVA and the standard pipeline organization, the standard station structure, the standard technology node
Structure cooperates to obtain standard technology route structure tree.
Further, the IVA of the Assembly part of the specified vehicle that will acquire, import standardized product structure tree and
In standard technology route structure tree, the product tree and process route structure tree for generating the specified vehicle include:
Corresponding IVA is called according to the attribute of IVA, the IVA called in is matched with corresponding process node, and it is described to establish
The process route structure tree of specified vehicle.
Further, the attribute includes number, title, affiliated project, code, Parameters of The Parts, packaged information, transports letter
At least one of breath, material frame information.
Further, the IVA of the Assembly part of the specified vehicle that will acquire, import standardized product structure tree and
In standard technology route structure tree, after the step of generating product tree and the process route structure tree of the specified vehicle,
Further include:
According in station equipment and the standard station structure establish the station structure tree of the specified vehicle, will be described
The IVA of equipment in station structure tree and Assembly part needed for each station in the process route structure tree is compared, with determination
Whether the equipment in the station structure tree matches with the IVA of the required Assembly part, when setting in the station structure tree
When the standby IVA with the required Assembly part is matched, the equipment assembly required assembly zero in the station structure tree is calculated
The required time of the corresponding part of the IVA of part；When in the station structure tree equipment and the required Assembly part IVA not
When matching, equipment is prompted to mismatch.
Further, the IVA of the Assembly part of the specified vehicle that will acquire, import standardized product structure tree and
In standard technology route structure tree, after the step of generating product tree and the process route structure tree of the specified vehicle,
Further include:
The material frame structure tree including the material frame is established according to the material frame in station, it will be in the process route structure tree
IVA is matched with the material frame, as the IVA and material frame mismatch in the process route structure tree, prompts material frame
It mismatches.
Further, the material frame according in station is established after the material frame structure tree for including the steps that the material frame,
Further include:
Establish include packaging packaging structure tree, by the process route structure tree IVA and the packaging progress
Match, as the IVA and packaging mismatch in the process route structure tree, packaging is prompted to mismatch.
It is further, described to establish after the packaging structure tree for including the steps that packaging, further includes:
Establish include warehouse storage structures tree, be packaged into described in judgement the material frame shipping time and the warehouse
Remaining space prompts not transport when not being inconsistent with the remaining space and setting condition in the shipping time.
Further, the material frame according in station is established after the material frame structure tree for including the steps that the material frame,
Further include:
The logistics structure tree including logistic car is established, according to material frame and institute in unit time part demand amount, the station
State the quantity of part in station, the number of parts for needing to transport in the unit of account time, material frame quantity and delivery sequence；It obtains
Part surplus in station prompts the part surplus insufficient when the part surplus is less than preset value.
Second aspect, Design of digital production system according to an embodiment of the present invention, comprising:
Load module, for obtaining the IVA of the Assembly part of the specified vehicle from the library IVA for specified vehicle,
In, it include the IVA of multiple Assembly parts in the library IVA；
The IVA of the Assembly part for the specified vehicle that the load module is also used to will acquire imports standardized product knot
In paper mulberry and standard technology route structure tree, product tree and the process route structure tree of the specified vehicle are generated.
Further, further includes: creation module, the creation module is for creating a library IVA and a process node library；Needle
To each Assembly part on general assembly line, corresponding IVA is established, and is stored in the library IVA；And it will be every in the library IVA
A IVA and the corresponding process node in the process node library are corresponding.
Further, the Design of digital production system further include:
Standard module, the standard module establish standardized product structure tree for the IVA according to needed for complete vehicle；
The standard module is used to build standard pipeline organization, standard respectively according to assembly line, station, process node
Station structure, standard technology node structure and call in corresponding IVA with by the standard pipeline organization, the standard station knot
Structure, the standard technology node structure cooperate to obtain standard technology route structure tree.
Further, the load module be also used to be called according to the attribute of IVA corresponding IVA by the IVA called in it is right
The process node answered, which matches, establishes the process route structure tree of specified vehicle.
Further, the Design of digital production system further include: EM equipment module, the EM equipment module are used for according to work
Equipment and the standard station structure in position establish the station structure tree of the specified vehicle, will be in the station structure tree
Equipment and the IVA of Assembly part needed for each station in the process route structure tree are compared, with the determination station structure tree
In equipment whether matched with the IVA of the required Assembly part；When in the station structure tree equipment and the required dress
When the IVA matching to replace the spare parts, the EM equipment module calculates the assembly of the equipment in the station structure tree required Assembly part
The corresponding part of IVA required time；When equipment and the required Assembly part in the station structure tree IVA not
Timing, the EM equipment module prompt equipment mismatch.
Further, the Design of digital production system further include: material frame module, the material frame module are used for according to work
Material frame in position establishes the material frame structure tree including the material frame, by the IVA and the material frame in the process route structure tree
It is matched；As the IVA and material frame mismatch in the process route structure tree, the material frame module prompt material frame is not
Matching.
Further, the Design of digital production system further include: packaging module, the packaging module is for establishing packet
The packaging structure tree for including packaging matches the IVA in the process route structure tree with the packaging；When the technique road
When IVA and the packaging in knot paper mulberry are mismatched, the packaging module prompt packaging is mismatched.
Further, the Design of digital production system further include: storage module, the storage module is for establishing packet
The storage structures tree in warehouse is included, the shipping time of the material frame and the remaining space in the warehouse are packaged into described in judgement；Work as institute
It states shipping time and the remaining space and when setting condition is not inconsistent, the storage module prompt is not transported.
Further, the Design of digital production system further include: logistics module, the logistics module is for establishing packet
The logistics structure tree for including logistic car, according to part in material frame in unit time part demand amount, the station and the station
Quantity, the number of parts for needing to transport in the unit of account time, material frame quantity and delivery sequence；It is remaining to obtain part in station
Amount and when the part surplus is less than preset value, the logistics module prompts the part surplus insufficient.
The third aspect, simulation system according to an embodiment of the present invention, including memory, processor and it is stored in the storage
On device and the computer program that can run on the processor, the processor are realized when executing described program as in the present invention
State vehicular technology unit design method described in embodiment.
Fourth aspect, storage medium according to an embodiment of the present invention, is stored thereon with computer program, and the program is processed
Device realizes the step in vehicular technology unit design method as described in the above embodiment the present invention when executing.
Above-mentioned technical proposal of the invention one of at least has the advantages that:
Vehicular technology unit design method according to an embodiment of the present invention solves and is not easy to construct in Car design or assembly
Product tree and process route structure tree, time-consuming and laborious, product parts and the unmatched problem of process route, being capable of quick structure
Product tree and process route structure tree are built, convenient for understanding product design or assembling process, reduces product parts and technique road
The match time of line, reduce manual operation workload, reduce later period production system between match time so that product tree with
Part under process route structure tree corresponds, and the part data of product tree and the data under process route structure tree are same
Step updates, and improves the synchronous efficiency of system synchronous engineering in design or assembling process.
Detailed description of the invention
Fig. 1 is standardized product structure tree schematic diagram；
Fig. 2 is standard technology route structure tree schematic diagram；
Fig. 3 is IVA synchronous engineering flow chart in the vehicular technology unit design method of the embodiment of the present invention；
Fig. 4 is the schematic diagram of image conversion IVA synchronous engineering in the vehicular technology unit design method of the embodiment of the present invention；
Fig. 5 is the vehicle schematic diagram of product tree in Fig. 4；
Fig. 6 is the process route view of process route structure tree in Fig. 4；
Fig. 7 is a schematic diagram of the Design of digital production system of the embodiment of the present invention；
Fig. 8 is another schematic diagram of the Design of digital production system of the embodiment of the present invention.
Appended drawing reference:
Design of digital production system 100；
Creation module 10；Load module 20；Standard module 30；EM equipment module 40；
Expect frame module 50；Pack module 60；Storage module 70；Logistics module 80.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
Attached drawing, the technical solution of the embodiment of the present invention is clearly and completely described.Obviously, described embodiment is this hair
Bright a part of the embodiment, instead of all the embodiments.Based on described the embodiment of the present invention, ordinary skill
Personnel's every other embodiment obtained, shall fall within the protection scope of the present invention.
Unless otherwise defined, technical term or scientific term used in the present invention are should be in fields of the present invention
The ordinary meaning that personage with general technical ability is understood." first ", " second " used in the present invention and similar word
It is not offered as any sequence, quantity or importance, and is used only to distinguish different component parts.Equally, "one" or
The similar word such as " one " does not indicate that quantity limits yet, but indicates that there are at least one." connection " or " connected " etc. are similar
Word is not limited to physics or mechanical connection, but may include electrical connection, it is either direct or between
It connects."upper", "lower", "left", "right" etc. are only used for indicating relative positional relationship, when the absolute position for being described object changes
Afterwards, then the relative positional relationship also correspondingly changes.
Vehicular technology unit design method according to an embodiment of the present invention is specifically described in conjunction with attached drawing first below.
As shown in Figures 1 to 6, vehicular technology unit design method according to an embodiment of the present invention, comprising the following steps:
For specified vehicle, the IVA of the Assembly part of specified vehicle is obtained from the library IVA, wherein include more in the library IVA
The IVA of a Assembly part；The IVA of the Assembly part for the specified vehicle that will acquire imports standardized product structure tree and standard technology
In route structure tree, product tree and the process route structure tree of specified vehicle are generated.
IVA (Intelligent Virtral Assembly) indicate intelligent virtual assembly, may include number, title,
Affiliated project, code, title need to be defined as title, at the same may include in it the size of part, weight, material,
The information such as packing instructions, transport requirement；Process route generally comprises three levels, the first level can for each assembly line title and
The unallocated IVA set transferred, the station that the second level can include by each assembly line, third level can be for needed for stations
The components of assembly, components can be shown with technique node table.
Product design initial stage can generate the product tree of new projects' vehicle, root using standardized product structure tree as template
According to the item attribute in the IVA of vehicle, product tree can call the IVA of the vehicle project automatically, with standardized product structure
IVA title is identical in tree can call in corresponding IVA, title it is different can be linked into unallocated IVA set, finally can also be with
The system belonged to according to IVA is linked into unappropriated IVA under corresponding system, deletes not used IVA.
Product design initial stage can generate the process route of vehicle new projects using standard technology route structure tree as template
Structure tree can call the IVA of the project according to the item attribute in the IVA of vehicle, process route structure tree automatically, can
By on the basis of process node title, in product tree IVA with process node title is consistent can be automatically matched to technique
Under node, and process node title is inconsistent is then matched under unallocated IVA set, and process engineer then can be according to technique
Sequence, increases process node, and unallocated IVA is linked under newly-increased process node, until nothing under unallocated IVA under station
Until part, it so far can guarantee that all part IVA have been inserted in process route structure tree, one can be assembled according to process route
The complete electro-car of platform can quickly establish the process route of new product in this way, facilitate piecemeal engineering teacher and process engineering
Teacher synchronizes engineering in product design early period earlier, the probability that late stage process problem occurs is reduced, since it is determined each
The components assembled needed for station, logistics, station material frame, the factory's position equipment system of production system can be carried out production point
Analysis.Total coating process engineer the part on general assembly line is placed under process route structure tree one by one is not needed, it is time saving
It is laborsaving, while the part data for guaranteeing product tree and the data synchronization updating under process route structure tree.
Standardized product structure tree and standard technology route structure tree are built in advance, after molding IVA is called in automatically, with
The standardized product structure tree and standard technology route structure tree built is template, the IVA of vehicle can be imported standard rapidly
In product tree and standard technology route structure tree, product tree and the process route structure tree of specified vehicle are generated, is produced
IVA is corresponding in product structure tree and process route structure tree, avoids the occurrence of inconsistent problem.
Vehicular technology unit design method according to an embodiment of the present invention solves and is not easy to construct in Car design or assembly
Product tree and process route structure tree, time-consuming and laborious, product parts and the unmatched problem of process route, being capable of quick structure
Product tree and process route structure tree are built, convenient for understanding product design or assembling process, product tree and process route
The complete correspondence of structure tree reduces the match time of product parts and process route, reduces manual operation workload, reduces the later period
Match time between production system, so that the part under product tree and process route structure tree corresponds, product structure
The part data and the data synchronization updating under process route structure tree of tree, improve system synchronous engineering in design or assembling process
Synchronous efficiency, the workload that product tree and process route structure tree are built in repetition can be greatly decreased, while can also be fast
Speed verifies technological feasibility of the specified vehicle in production assembling process.
In some embodiments of the invention, for specified vehicle, the assembly zero of specified vehicle is obtained from the library IVA
It can also include: one library IVA of creation and a process node library before the step of IVA of part；For each assembly on general assembly line
Part establishes corresponding IVA, and is stored in the library IVA；Each assembly by creating the library IVA and process node library, on general assembly line
Part establishes corresponding IVA, and is stored in the library IVA, so that each Assembly part can find corresponding IVA in the library IVA,
With the increase of vehicle, Assembly part type increases, and needs to be continuously increased IVA quantity, to guarantee that each part can be from IVA
Ku Li finds corresponding IVA；Each IVA in the library IVA and the corresponding process node in process node library are corresponding；For vehicle
The library IVA obtains process node corresponding with each IVA in the library IVA, in each IVA and process node library in the library IVA
Process node corresponds, and when transferring some IVA from the library IVA, which has corresponding process node.
In other specific embodiments of the invention, the IVA of the Assembly part for the specified vehicle that will acquire imports standard
In product tree and standard technology route structure tree, the product tree of specified vehicle and the step of process route structure tree are generated
It can also include: that the IVA according to needed for complete vehicle establishes standardized product structure tree before rapid；According to assembly line, station, work
Skill node, build respectively standard pipeline organization, standard station structure, standard technology node structure and call in corresponding IVA with
Standard pipeline organization, standard station structure, standard technology node structure cooperate to obtain standard technology route structure tree.
It determines first and completes part or part assembly that vehicle needs, IVA corresponding to the part further according to complete vehicle
Standardized product structure tree and standard technology route structure tree are established, as shown in Figure 1, being standardized product structure tree schematic diagram, vehicle
In may include big system such as power, chassis, interior trim, exterior trim etc., further include other systems (not shown in FIG.), continue thin
Multiple subdivision systems can be separated into for each system by dividing, for example, chassis is segmented into the subdivision systems such as braking, steering, suspension,
Further include other subdivision system (not shown in FIG.)s, corresponding various assemblies are segmented into subdivision system, for example, turning to thin
Subsystem is segmented into the intelligent virtuals assembly such as steering wheel assembly, column assy, steering assembly, further includes other assemblies
System, subdivision system, intelligent virtual assembly etc. are distributed available standardized product according to certain level by (not shown in FIG.)
Structure tree.
The components of assembly needed for process route generally comprises assembly line, the station that assembly line is included, station, components
It can be shown with technique node table, standard technology route structure tree can be established in conjunction with IVA needed for complete vehicle, be filled according to vehicle
Corresponding standard pipeline organization, standard station structure, mark are established with required all assembly lines, station and process node
Quasi- process node structure, by standard pipeline organization, standard station structure, standard technology node structure according to certain structural order
After arrangement, corresponding IVA and standard pipeline organization, standard station structure, standard technology node structure in complete vehicle are called in
Cooperation obtains standard technology route structure tree, assembles required components letter convenient for understanding entire process route and vehicle
Breath.
As shown in Fig. 2, being standard technology route structure tree schematic diagram, process route generally comprises assembly line, station, technique
Node etc., for example, assembly line may include one line of interior trim, interior trim two wires, lifting line, chassis line, most finish line etc., it further include other
Line (not shown in FIG.) corresponds to corresponding station under each assembly line, for example, chassis line may include 1 station, 2 stations,
3 stations, 4 stations further include other station (not shown in FIG.)s, multiple process nodes can be corresponded under each station, than
Such as, 3 stations can correspond to steering assembly, main gearbox assembly, left front traveller assembly etc., further include other process nodes (
It is not shown in the figure), each process node corresponds to corresponding intelligent virtual assembly, that is to say corresponding one of each process node accordingly
IVA, by assembly line, station, process node and corresponding intelligent virtual assembly according to certain hierarchical structure be distributed it is available
Standard technology route structure tree.
According to some embodiments of the present invention, the IVA of the Assembly part for the specified vehicle that will acquire imports standardized product knot
In paper mulberry and standard technology route structure tree, the product tree and process route structure tree for generating specified vehicle include: basis
The attribute of IVA calls in corresponding IVA, and the IVA called in is matched with corresponding process node and establishes the technique road of specified vehicle
Knot paper mulberry.Each IVA can define different attributes, such as title, number, can be called according to title or number corresponding
IVA, process node can also define different attribute informations, the attribute of the attribute information of process node and IVA can be compared,
According to comparison come IVA is corresponding with process node, the part one-to-one correspondence under part IAV and process route structure tree can guarantee.
Initial stage can be designed in Production Engineer, product data can simultaneously automatically into product tree and process route structure tree,
Reduce manually-operated workload and ensure that the complete correspondence of product tree and process route structure tree.
Other embodiments according to the present invention, attribute may include number, title, affiliated project, code, part ginseng
Number, packaged information transport information, material at least one of frame information, for example, may include title, also may include code and
Parameters of The Parts.
In the implementation process of some embodiments, the IVA of the Assembly part for the specified vehicle that will acquire imports standardized product
In structure tree and standard technology route structure tree, the step of generating product tree and the process route structure tree of specified vehicle it
Afterwards, can also include:
It, will be in station structure tree according to the station structure tree of equipment and the specified vehicle of standard station structure foundation in station
Equipment and technology route structure tree in the IVA of Assembly part needed for each station compare, to determine setting in station structure tree
It is standby whether to be matched with the IVA of required Assembly part, when the equipment in station structure tree is matched with the IVA of required Assembly part,
Calculate the required time of the corresponding part of IVA of Assembly part needed for the equipment in station structure tree is assembled；When station structure tree
In equipment and required Assembly part IVA mismatch when, prompt equipment mismatch.
It in other words, include different equipment in the station in process route, such as transfer plate chain, mechanical arm, suspender, sled
Deng, the assembly of the station components can be completed by the equipment in station, it can be by the equipment and standard station knot in station
Structure combines the station structure tree for establishing specified vehicle, and station structure tree includes equipment corresponding in each station, can be by work
The IVA of Assembly part needed for each station is compared in equipment and technology route structure tree in bit architecture tree, passes through the attribute of IVA
Determine whether the equipment in station structure tree matches with the IVA of required Assembly part with the parameter information of equipment, when station knot
When equipment in paper mulberry is matched with the IVA of required Assembly part, illustrate that the equipment can assemble required Assembly part, at this point, can
To calculate the required time of the IVA corresponding part of Assembly part needed for the equipment in station structure tree is assembled, de-assembly effect
Rate, to verify whether the required time of assembly meets Assembling Production needs；When the equipment and required assembly zero in station structure tree
When the IVA of part is mismatched, prompts equipment to mismatch, illustrate that the equipment can not complete the assembly of required Assembly part, Ke Yiti
Show that staff's equipment is improper to need to change, can be the equipment of each station in verifying process route through the above steps
The design data for whether being applicable to part makes foundation.This station part of the equipment assembly using station can be calculated simultaneously
Required time verifies whether to meet JPH requirement, wherein JHP is the abbreviation of Jobs Per Hour, indicates unit time work
Amount, means the quantity of one hour production automobile, while can also convert into one trolley of every 1/JPH hours production with 1/JPH, such as herein
Fruit, which is unsatisfactory for JPH, can be designed or assemble in advance change, reduce the design or assembly time in later period.
In the implementation process of other embodiments, the IVA of the Assembly part for the specified vehicle that will acquire imports standard and produces
In product structure tree and standard technology route structure tree, the step of generating product tree and the process route structure tree of specified vehicle
It later, can also include: that the material frame structure tree including material frame is established according to the material frame in station, it will be in process route structure tree
IVA is matched with material frame, as the IVA and material frame mismatch in process route structure tree, material frame is prompted to mismatch.
That is, including multiple material framves in each station in process route, material frame can also indicate assembly shop
Container needed for putting part on station, the part of assembly needed for putting the station by the material frame in station, expects the number of frame
Amount, geomery etc. should match with the part of required assembly, will be in process route structure tree so that part rational and orderly is put
IVA with material frame matched, whether can satisfy the pendulum of the part of the required assembly of the station with the material frame determined in station
It puts, when the IVA in process route structure tree is matched with material frame, illustrates that the material frame in the station can satisfy the required of the station
The part of assembly is put, and as the IVA and material frame mismatch in process route structure tree, illustrates that the material frame in the station cannot
Meet putting for the part of the required assembly of the station, material frame can be prompted to mismatch, staff is prompted to need to change the work
Material frame in position can increase the geomery parameter of material frame quantity or change material frame, convenient for finding whether material frame meets in time
Part is put, avoid the later period because material frame it is improper caused by assembly time it is long.The material frame structure tree may include various material
Information, each stations such as frame, charging basket form size can deposit storage rack area, for the material of each station storage of matching technique route demand
Frame provides judgment basis for later period logistics distribution material, and whether determine can be for enough material framves and station in the unit time
Whether there are enough spaces to deposit storage rack.
According to some embodiments of the present invention, the material frame structure tree for including the steps that expecting frame is established according to the material frame in station
Later, it can also include: packaging structure tree of the foundation including packaging, by the IVA in process route structure tree and pack progress
Match, as the IVA and packaging mismatch in process route structure tree, packaging is prompted to mismatch.It is established according to the material frame in station
After material frame structure tree including expecting frame, the packaging structure tree including packaging can establish, by the IVA in process route structure tree
It is matched with packaging, whether part corresponding to the IVA in process route structure tree can satisfy with the existing packaging of determination,
When the IVA in process route structure tree is matched with packaging, it is right to illustrate that packaging can satisfy the IVA institute in process route structure tree
The packaging demand for the part answered illustrates that it is impossible to meet works for packaging as the IVA and packaging mismatch in process route structure tree
The packaging demand of part corresponding to IVA in skill route structure tree prompts packaging to mismatch, and needs to set packaging again
Meter or replacement.According to current warehouse material frame and store in a warehouse region division, it is specified that part parcel received packaging dimensions, according to technique
In IVA in route structure tree pack related request information, if any part requirements cannot be inverted, some parts can stack,
Necessary flying shore of some parts etc., confirms whether the packing specification in existing packaging library meets in process route structure tree
The quantity of contained IVA in part corresponding to IVA and packaging is later period storehouse to determine the need for developing new packaging scheme
It stores up logistics legal and reference is provided.
Other embodiments according to the present invention can also include: to build after establishing the packaging structure tree including packaging
The vertical storage structures tree including warehouse, judgement are packaged into the shipping time of material frame and the remaining space in warehouse, when the shipping time and
When remaining space and setting condition are not inconsistent, prompt not transport.In other words, after establishing the packaging structure tree including packaging, also
It can establish the storage structures tree including warehouse, judgement is packaged into the shipping time of material frame and the remaining space in warehouse, determines
Whether the shipping time for being packaged into material frame meets under existing storage resource, is unsatisfactory for that packaging can be optimized, reduction is packaged into material
The frame time, it is possible to determine that the remaining space in warehouse, to determine whether warehouse has enough storage spaces, if storage space is discontented
Foot, it may be considered that in optimization IVA design, optimize packaging scheme.The memory requirement and warehouse pair that can be packed according to various specifications
In storage specification, the regulation of storage region, for example, packaging load-bearing determines that highest can be stacked with stacking number, equipment limit packaging
Maximum height etc., the packaging in packaging structure tree is planned automatically, checks whether the corresponding part of IVA has sufficient space
Stored and completed on time outbound.
In some embodiments of the invention, being established according to the material frame in station includes the material frame structure tree for expecting frame
It can also include: to establish the logistics structure tree including logistic car, according in unit time part demand amount, station after step
Expect the quantity of part in frame and station, the number of parts for needing to transport in the unit of account time, material frame quantity and delivery sequence；
Part surplus in station is obtained, when part surplus is less than preset value, prompts part surplus insufficient.
That is, packet can also be established after establishing the material frame structure tree including material frame according to the material frame in station
The logistics structure tree of logistic car is included, it can be according to expecting part in frame and station in unit time part demand amount in station, station
Quantity come the number of parts for needing to transport in the unit of account time, material frame quantity and delivery sequence, in order to meet technique
The assembly of station needs in route, expects that the quantity of frame and part in station can be monitored in real time in station, is transported by reasonable arrangement
Sequence is sent to transport insufficient material frame or part in time.Part surplus in station can be obtained by real-time monitoring, when zero
When part surplus is less than preset value, prompt part surplus insufficient, so that insufficient part is replenished in time；In existing assembly technology
In route, after part material is insufficient on station material frame, the employee on the station issues early warning, and logistics distribution personnel are connected to early warning
Afterwards, insufficient material is preferentially dispensed.The real-time residue of part in station on assemble production line can be simulated through the above steps
Quantity realizes automatic early-warning by setting preset value, without employee's early warning on production line, while in new model or multi-vehicle-type
When mixed production, part material allocation analog simulation can be carried out in systems, reduce the time of part material allocation system matches,
Convenient for deploying the transport of logistic car.
May include logistic car and its operation information in logistics structure tree, may include the size of logistic car, carrying capacity,
The information such as the speed of service.According to the number of parts that productive temp and station can be stored, required part in the unit time can be calculated
Quantity (is limited, different parts are different in the quantity that station stores, therefore the delivery cycle demand of different parts is not by station place
Together), the part size information according to included in IVA later, can obtain the material frame for needing to deliver in the unit time, finally
The scheme that delivery part in a variety of logistic car unit time can be cooked up, picks out optimal scheme, such Logistics Engineering teacher is just
Engineering can be synchronized earlier early period in product design with piecemeal engineering teacher, it is insufficient to reduce Part supplying on later period production line
The case where probability, especially multiple product Flexible production that problem occurs.It can be according to storage structures tree to part storage layout
Planning and part entry time, to logistic car transport part combination arrangement and transport part sequence plan, with guarantee and
When transport part arrive assembly station, logistic car can be according to the dispatching for instructing progress IVA of logistics structure tree and storage structures tree.
In actual application, the synchronous engineering flow chart based on IVA, as shown in figure 3, designing or assembling vehicle
During, Production Engineer can select required IVA, be linked into production according to product parts design structure and functional requirement
Product part data, and IVA attribute is assigned, packaging structure tree, product tree, process route structure tree can be according to the items of IVA
Mesh attribute, while the IVA for calling the project all complete the establishment of three trees.Vehicle integration engineering teacher can check product knot
Paper mulberry confirms the integrality of electro-car, checks whether to lack product parts；Process route structure tree, packaging knot in system
Paper mulberry can verify mutually with product tree, confirm its one-to-one relationship, if any not corresponding to, need to ascertain the reason and be repaired
Just.The equipment of station each in station structure tree can be used, zero assembled needed for each station in process route structure tree is verified
Whether part meets assembly, and the time needed for assembling the station part, and the equipment for being unsatisfactory for station can be considered in optimization work
Position equipment, optimization IVA data are balanced between modification process route, i.e. Facilities Engineer, Production Engineer, process engineering
Joint consultation makes a policy between Shi Sanzhe, solves the problems, such as to be unsatisfactory for position equipment with optimal scheme；If equipment meets
Production, illustrates that the equipment can assemble required Assembly part, at this point it is possible to dress needed for calculating the equipment assembly in station structure tree
The required time of the corresponding part of the IVA to replace the spare parts, but required time used is produced beyond JPH requirement, it just needs at this time
Consider to be balanced between optimization position equipment, modification process route in optimization IVA design, select optimal scheme.
In the material frame information matches to material frame structure tree that IVA is included in process route structure tree, available each work
The material frame for including needed for position, whether need newly developed material frame, whether station has sufficient space to put material if may determine that have from there
Frame.According to the number of parts that JPH, station stock shelf can include, unit time domestic demand fortune cradle, part can be calculated
Quantity and delivery sequence can be calculated by logistics structure tree, can verify whether material frame quantity meets turnover, station
There could be sufficient space to put discharging frame in turn around time, if can such as be unsatisfactory for examining in time on cradle to station
Consider between optimization material frame size, optimization IVA data, be balanced between optimization factory's position equipment, modification process route.
Packaging structure tree product packaging demand information according to included in IVA, when confirmation Product transport comes
The requirement of the number of parts and packaging and storing that can include in pack pattern, unit packaging provides basis for later period storage planning
Foundation.After the material frame structure tree that logistics structure tree meets JPH and station, logistics demand, storage specification, packaging structure tree are common
Determine that storage of the IVA in warehouse is planned, storage structures tree can be determined that out the time for being packaged into material frame in existing storage resource
Under whether meet, be unsatisfactory for, optimize packaging, reduction is packaged into the material frame time.Enough storage spaces are determined whether there is, if
It is unsatisfactory for, then needs to consider to optimize packaging scheme in optimization IVA design, optimize and be balanced between logistics scheme, select optimal
Order dispatching requirement can be generated if being packaged into and expecting that the time of frame and storage space all meet in scheme.
As shown in Figures 4 to 6, it is image conversion IVA synchronous engineering schematic diagram, illustrates division name in order to facilitate understanding
And structure graph, for example, may include chassis, exterior trim, interior trim etc. in product tree, further include other systems title (
It is not shown in the figure), it further includes other structures title (not shown in FIG.), instrument board that interior trim, which may include instrument board, door-plate etc.,
It may include instrument board decoration, auxiliary fasia console etc., further include other structures title (not shown in FIG.), auxiliary fasia console can wrap
Cover board of front end, accessory instrument panel body, back shroud etc. are included, further includes other structures title (not shown in FIG.), cover board of front end, pair
Instrument board ontology, back shroud specific structure can be as shown in the figure.It may include one line of interior trim, interior trim in process route structure tree
Two wires, lifting line, chassis line, most finish line etc., further include other assembly line title (not shown in FIG.)s, can wrap in most finish line
1 station, 2 stations, 3 stations, 4 stations etc. are included, further includes multiple station (not shown in FIG.)s, may include speed change in 3 stations
Bar assembly, parking brake assembly, accessory instrument panel body etc. further include other structures title (not shown in FIG.), gear lever assembly, hand
Brake assembly, the specific structure of accessory instrument panel body are as shown in the figure, by graphically more visual in image, convenient for whole system
Using.
In multi-vehicle-type swinging cross planning use process, (it can be required in order in such as one hour according to vehicle production sequence
Produce vehicle A, vehicle A, vehicle B, vehicle C, vehicle B, vehicle A), be arranged successively out in the unit time type of demand IVA and
Quantity, digital production system can proposition IVA to logistics structure tree dispense demand, logistics structure tree plans that logistics is matched automatically
Send path and material frame transport sequence, the IVA that demand transports in the logistics legal scheme output storage structures tree unit time, storage knot
Whether paper mulberry can check whether warehouse has enough inventories, have enough memory space storages that will transport in the case where not in stock
The part sent after operation is errorless, can carry out scheduling of production parts delivery and parts order delivery requirement according to simulation architecture.
In use can moment work under supervision system operation situation, scanning part can be passed through when part is put in storage
Bar code records part storage information, and the bar code of scanning part records part outbound information, assemble production line assembly when outbound
When part, scan the bar code of part, record each part correspondence and be assemblied on any trolley, can in real time inspection warehouse part it is surplus
Part Expenditure Levels, vehicle that assembly is completed etc. in remainder amount, production line, while the storage that can record each part in real time arrives
The overall process being assembled on vehicle realizes the retrospect of part.
In assembling process, Production Engineer and process engineer can be at any time according to process route structure trees, station structure
Tree checks the craftsmanship of the assembly of product, the assembly including that whether can complete product in pitch time；It is imported in old factory new
When vehicle product, the structure of new product can be directly called in the process route structure tree and packaging structure tree of the factory
Tree, so as to virtually verify the feasibility of production of the new product in old factory, and finds out problem；Swinging cross can virtually be verified
The feasibility of production, in the case where each vehicle meets whole flow process, the product trees of two or more vehicles according to
JPH demand is integrated into a product tree, runs according still further to whole flow process, can virtually verify the feasibility of Flexible production；
According to the product size for including in IVA, the information such as packing instructions can plan packaging structure tree, storage structures tree, logistics automatically
Structure tree, checks the product whether existing resource is able to satisfy design, and production, the big system of design two are realized Synchronization Design, greatly dropped
The matched times such as low production line verifying, logistics legal, storage planning；Pitch time is defined, according to beat and each station institute energy
Material quantity is stored, the planning Factory Logistics trolley unit time need to supplement material quantity, according to Package size, plan logistics trolley
Product quantity, type, delivery order are delivered in unit time every time；According to packaging and logistics, then it can plan that storage material is stacked
Subregion and each material pass in and out circulation, and final packaging, logistics, storage, process route and the continuous Synchronous fluorimetry of product design reach
It is optimal.
Above method step through the embodiment of the present invention solves and is not easy to construct product structure in Car design or assembly
Tree and process route structure tree, time-consuming and laborious, product parts and the unmatched problem of process route, being capable of rapid build product knot
Paper mulberry and process route structure tree reduce the matching of product parts and process route convenient for understanding product design or assembling process
Time reduces manual operation workload, reduces match time between later period production system, improves system in design or assembling process
The synchronous efficiency of synchronous engineering is reduced between later period production system so that obtaining design or assembly information between each department in time
Match time reduces late design or assembly time, just so that the mismatch problem occurred in assembling process is previously obtained solution
It whether there is mismatch problem in understanding Factory Logistics, packaging, storage etc. in Car design or assembling process, to solve in time
Certainly, later development cost is reduced, realizes and is planned from the process simulation for being designed into product assembly system, convenient for planning multi-vehicle-type swinging cross
The process of production, convenient for understanding production operation situation in real time.
The present invention also provides a kind of Design of digital production systems 100.
As shown in Figure 7 and Figure 8, Design of digital production system 100 according to an embodiment of the present invention includes:
Load module 20, for obtaining the IVA of the Assembly part of specified vehicle from the library IVA for specified vehicle,
In, it include the IVA of multiple Assembly parts in the library IVA；
The IVA of the Assembly part for the specified vehicle that load module 20 is also used to will acquire, import standardized product structure tree and
In standard technology route structure tree, product tree and the process route structure tree of specified vehicle are generated.
It can be obtained automatically from the library IVA automatically according to specified vehicle, the IVA of the Assembly part for the specified vehicle that will acquire
It can be matched, IVA is matched to corresponding automatically after importing in standardized product structure tree and standard technology route structure tree
Position, to form product tree and the process route structure tree of specified vehicle.
In some embodiments, Design of digital production system 100 can also include creation module 10, and creation module 10 is used
In one library IVA of creation and a process node library；For each Assembly part on general assembly line, establishes corresponding IVA and be stored in IVA
In library；And it is each IVA in the library IVA and the corresponding process node in process node library is corresponding.
In further embodiments, Design of digital production system 100 further includes standard module 30, and standard module 30 is used for
Standardized product structure tree is established according to IVA needed for complete vehicle；
Standard module 30 is also used to build standard pipeline organization, standard respectively according to assembly line, station, process node
Station structure, standard technology node structure simultaneously call in corresponding IVA and standard pipeline organization, standard station structure, standard work
Skill node structure cooperates to obtain standard technology route structure tree.
According to some embodiments, load module 20 is also used to call in corresponding IVA, the IVA that will be called according to the attribute of IVA
Match with corresponding process node and establishes the process route structure tree of specified vehicle.Wherein, the attribute of IVA may include compiling
Number, title, affiliated project, code, Parameters of The Parts, packaged information, transport information, material at least one of frame information.
According to other embodiments, Design of digital production system 100 further includes EM equipment module 40, and EM equipment module 40 is used for
According in station equipment and standard station structure establish the station structure tree of specified vehicle, by station structure tree equipment and
In process route structure tree Assembly part needed for each station IVA compare, with determine the equipment in station structure tree with it is required
Whether the IVA of Assembly part matches；When the equipment in station structure tree is matched with the IVA of required Assembly part, EM equipment module
The required time of the corresponding part of IVA of Assembly part needed for 40 equipment for calculating in station structure tree are assembled；Work as station structure
When the IVA of equipment and required Assembly part in tree is mismatched, EM equipment module 40 prompts equipment to mismatch.
In some embodiments of the invention, Design of digital production system 100 can also include material frame module 50,
Expect that frame module 50 is used to establish the material frame structure tree including material frame according to the material frame in station, it will be in process route structure tree
IVA is matched with material frame；As the IVA and material frame mismatch in process route structure tree, the material prompt material of frame module 50 frame is not
Matching.
In other specific embodiments of the invention, Design of digital production system 100 can also include packaging module
60, packaging module 60 is used to establish the packaging structure tree including packaging, by the IVA and the packet in the process route structure tree
Put into row matching；As the IVA and packaging mismatch in the process route structure tree, the packaging prompt of module 60 packaging is not
Matching.
In some preferred embodiments, Design of digital production system 100 can also include storage module 70, storage module
70 for establishing the storage structures tree including warehouse, and judgement is packaged into the shipping time of material frame and the remaining space in warehouse；Work as fortune
When time and remaining space and setting condition being sent not to be inconsistent, the prompt of storage module 70 is not transported.
In other preferred embodiments, Design of digital production system 100 can also include logistics module 80, logistics
Module 80 is for establishing the logistics structure tree including logistic car, according to material frame and station in unit time part demand amount, station
The quantity of middle part, the number of parts for needing to transport in the unit of account time, material frame quantity and delivery sequence；It obtains in station
Part surplus and when part surplus is less than preset value, logistics module 80 prompts part surplus insufficient.
Vehicle in 100 specific work process of Design of digital production system and above-mentioned corresponding embodiment of the embodiment of the present invention
Technique unit design method is consistent, therefore details are not described herein, please refers to the explanation of method and step in the above corresponding embodiment in detail.
Design of digital production system 100 according to the present invention, can the IVA according to needed for complete vehicle establish standard production
Product structure tree and standard technology route structure tree obtain the Assembly part of specified vehicle for specified vehicle from the library IVA
The IVA of IVA, the Assembly part for the specified vehicle that will acquire are imported in standardized product structure tree and standard technology route structure tree,
Product tree and the process route structure tree for generating specified vehicle, being capable of rapid build product tree and process route structure
Tree, reduce product parts and process route match time, reduce manual operation workload, can understand in time product design with
Assembling process is produced, the efficiency of Car design or assembly is improved, so that the part under product tree and process route structure tree
It corresponds, the part data and the data synchronization updating under process route structure tree of product tree improve design or assembly
The synchronous efficiency of system synchronous engineering in the process.
The present invention also provides a kind of simulation system, including memory, processor and storage on a memory and can handled
The computer program run on device, processor realize that the vehicular technology unit such as the above embodiment of the present invention designs when executing program
Method.
The present invention also provides a kind of computer readable storage mediums, are stored thereon with computer program, and the program is processed
The step in the vehicular technology unit design method such as the above embodiment of the present invention is realized when device executes.
The above is a preferred embodiment of the present invention, it is noted that for those skilled in the art
For, without departing from the principles of the present invention, it can also make several improvements and retouch, these improvements and modifications
It should be regarded as protection scope of the present invention.
Claims (10)
1. a kind of vehicular technology unit design method, which comprises the following steps:
For specified vehicle, the IVA of the Assembly part of the specified vehicle is obtained from the library IVA, wherein the library the IVA Zhong Bao
Include the IVA of multiple Assembly parts；
The IVA of the Assembly part for the specified vehicle that will acquire imports standardized product structure tree and standard technology route structure
In tree, product tree and the process route structure tree of the specified vehicle are generated.
2. vehicular technology unit design method according to claim 1, which is characterized in that it is described to be directed to specified vehicle, from
Before the step of obtaining the IVA of the Assembly part of the specified vehicle in the library IVA, further includes:
Create a library IVA and a process node library；
For each Assembly part on general assembly line, corresponding IVA is established, and is stored in the library IVA；
Each IVA in the library IVA and the corresponding process node in the process node library are corresponding.
3. vehicular technology unit design method according to claim 1, which is characterized in that it is described will acquire it is described specified
The IVA of the Assembly part of vehicle is imported in standardized product structure tree and standard technology route structure tree, generates the specified vehicle
Product tree and the step of process route structure tree before, further includes:
Standardized product structure tree is established according to IVA needed for complete vehicle；
According to assembly line, station, process node, standard pipeline organization, standard station structure, standard technology node are built respectively
Structure simultaneously calls in corresponding IVA and the standard pipeline organization, the standard station structure, the standard technology node structure
Cooperation obtains standard technology route structure tree.
4. vehicular technology unit design method according to claim 3, which is characterized in that it is described will acquire it is described specified
The IVA of the Assembly part of vehicle is imported in standardized product structure tree and standard technology route structure tree, generates the specified vehicle
Product tree and process route structure tree include:
Corresponding IVA is called according to the attribute of IVA, the IVA called in is matched with corresponding process node and establishes described specify
The process route structure tree of vehicle.
5. vehicular technology unit design method according to claim 3, which is characterized in that it is described will acquire it is described specified
The IVA of the Assembly part of vehicle is imported in standardized product structure tree and standard technology route structure tree, generates the specified vehicle
Product tree and the step of process route structure tree after, further includes:
According in station equipment and the standard station structure establish the station structure tree of the specified vehicle, by the station
The IVA of equipment in structure tree and Assembly part needed for each station in the process route structure tree is compared, described in determination
Whether the equipment in station structure tree matches with the IVA of the required Assembly part, when in the station structure tree equipment with
When the IVA matching of Assembly part needed for described, calculates the equipment in the station structure tree and assemble the required Assembly part
The required time of the corresponding part of IVA；When the IVA of equipment and the required Assembly part in the station structure tree is mismatched
When, prompt equipment to mismatch.
6. a kind of Design of digital production system characterized by comprising
Load module, for obtaining the IVA of the Assembly part of the specified vehicle from the library IVA for specified vehicle, wherein
It include the IVA of multiple Assembly parts in the library IVA；
The IVA of the Assembly part for the specified vehicle that the load module is also used to will acquire imports standardized product structure tree
In standard technology route structure tree, product tree and the process route structure tree of the specified vehicle are generated.
7. Design of digital production system according to claim 6, which is characterized in that further include:
Creation module, the creation module is for creating a library IVA and a process node library；For each assembly on general assembly line
Part establishes corresponding IVA, and is stored in the library IVA；And by the library IVA each IVA and the process node library
In corresponding process node it is corresponding.
8. Design of digital production system according to claim 6, which is characterized in that further include:
Standard module, the standard module establish standardized product structure tree for the IVA according to needed for complete vehicle；
The standard module is used to build standard pipeline organization, standard station respectively according to assembly line, station, process node
Structure, standard technology node structure simultaneously call in corresponding IVA and the standard pipeline organization, the standard station structure, institute
Standard technology node structure is stated to cooperate to obtain standard technology route structure tree.
9. Design of digital production system according to claim 8, which is characterized in that the load module is also used to basis
The attribute of IVA calls in corresponding IVA, and the IVA called in is matched with corresponding process node and establishes the institute of the specified vehicle
State process route structure tree.
10. Design of digital production system according to claim 8, which is characterized in that further include: EM equipment module, it is described
EM equipment module be used for according in station equipment and the standard station structure establish the station structure tree of the specified vehicle, general
The IVA of equipment in the station structure tree and Assembly part needed for each station in the process route structure tree is compared, with
Determine whether the equipment in the station structure tree matches with the IVA of the required Assembly part；When in the station structure tree
Equipment when being matched with the IVA of the required Assembly part, the EM equipment module calculates the dress of the equipment in the station structure tree
The required time of the corresponding part of IVA with the required Assembly part；When in the station structure tree equipment and the institute
When the IVA of Assembly part being needed to mismatch, the EM equipment module prompt equipment is mismatched.
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