A kind of refrigerator foaming die series design system and its methodTechnical field
The invention belongs to Computer-aided Design Technology fields, and in particular to a kind of refrigerator foaming based on SolidWorksDie seriesization design.
Background technology
With the extensive use of CAD software, more and more designers carry out product design using it.SolidWorksSoftware is favored because of its distinctive parametrization characteristic by more designers.Traditional design method is first to draw zero according to X-Y schemeThen assembling parts are got up to form assembly by part again.
One big defect of such method exactly when requiring to produce a series of products, needs to open from drafting X-Y schemeStarting weight is newly drawn part and is then assembled, if a series of products are more, this will be very huge workload, toThe reduction of design efficiency, launch products is caused to cause damages not in time.In addition, because a product just has a set of drawing,So the management of these drawings needs to expend a large amount of energy of administrative staff.
Invention content
The present invention is to provide a kind of foaming mould fast serial to solve the problems, such as existing design methodDesign system and its method, to be obtained according to drawn model by the way that modification active dimensional values are quickThe product new to one, and at the same time the component of new product, part and corresponding engineering drawing are obtained, to greatly improve lifeEfficiency is produced, the design cost of new product is reduced.
In order to achieve the above object, the technical solution adopted in the present invention is：
The present invention plant refrigerator foaming die series design system the characteristics of include：Standard component designs module, part designModule, general assembly design module, material depot and property pages module；
Part model comprising each type, piecemeal engineering figure, assembly engineering drawing, general assembly engineering in the material depotFigure；
The standard component designs module：Components database, preview picture unit, Parameters of The Parts unit and engineering drawingUnit；
The components database includes several parts lists, and the parts list is for storing part name, parameterized sizes valueAnd parameterized sizes title；Each parts list corresponds to a kind of part model, and each part model in each parts list is equalWith it is respective number and it is corresponding with the dash number in the preview picture unit；
The Parameters of The Parts unit obtains selected zero according to selected part model from corresponding parts listThe number of part model is simultaneously sent to the preview picture unit；The preview picture unit is according to the volume of selected part modelIt number finds the part picture accordingly numbered and is shown；
The Parameters of The Parts unit obtains selected zero according to selected part model from corresponding parts listPart name, parameterized sizes value and the parameterized sizes title of part model, and according to the part of selected part modelTitle and parameterized sizes title activate selected part model size, to change the parametrization of selected part modelSize value, and then the update of the selected part model of completion and the update of selected part model place parts list are concurrentGive the part design module；
The engineering drawing unit is used to activate the engineering drawing of selected part model, and by updated part modelPiecemeal engineering figure separately saves as dwg formats or pdf formats；
The part design module includes：Parts data library unit, component assembling unit；
The component assembling unit firstly generates an empty assembly text according to the assembly engineering drawing to be assembledThen part calls different types of part model, further according to what is called according to the component to be assembled from corresponding parts listDifferent types of part model sets corresponding number of parts and position, to add the different types of part model calledIt is added in the assembly file of the sky, completes the part model load of assembly file；Further according to the assembly engineering drawingThe part model loaded is assembled, to form assembly；
Assembly title and its path are saved in by the parts data library unit for storing the assembly assembledIn component table；
The general assembly designs module：General assembly database, general assembly seriation unit, general assembly assembly unit；
The general assembly database reads assembly title in the component table and its path and passes to the general assembly dressWith unit；
The general assembly assembly unit firstly generates an empty general assembly file, so according to the general assembly engineering drawing to be assembledCorresponding assembly is called from corresponding component table according to the general assembly to be assembled afterwards, phase is set further according to the assembly calledThe rigging position answered completes the assembly of general assembly file to be added to the assembly called in the general assembly file of the skyBody loads；The assembly loaded is assembled further according to the general assembly engineering drawing, to form general assembly；
The general assembly seriation unit is according to the geometry of general assembly to the active size of each assembly of determination, Yi JiyuThe passive size that active size mutually constrains；Then the restriction relation formula of the active size and its passive size is set；And according toDesign requirement modifies to the active size of assembly, to update corresponding assembly, and then updates general assembly and is stored inIn general assembly table；
The property pages module includes：Component checks unit, parts template(-let)；
The component checks part model composition of the module for checking assembly or general assembly, and result is deposited in tree-shapedIn tables of data；
The parts template(-let) is divided into attribute of component subelement and assembly attribute subelement, attribute of componentUnit is used to add the attribute information of part model；The assembly attribute subelement is used to add the attribute information of assembly.
A kind of the characteristics of refrigerator foaming die series design method of the invention is to carry out as follows：
Step 1, the part model that each type is loaded into material depot, piecemeal engineering figure, assembly engineering drawing, general assembly workCheng Tu；
Step 2 deposits the part name of the part model of each type, parameterized sizes value and parameterized sizes titleEnter in corresponding parts list；Each parts list corresponds to a kind of part model, and each part model in each parts list hasHave it is respective number and it is corresponding with the dash number in the preview picture unit；
Step 3, the number for obtaining selected part model from corresponding parts list according to selected part model；The part picture accordingly numbered is found according to the number of the selected part model and is shown；
Step 4, the part for obtaining selected part model from corresponding parts list according to selected part modelTitle, parameterized sizes value and parameterized sizes title, and according to the part name and parametrization of selected part modelDimension name activates selected part model size, to change the parameterized sizes value of selected part model, in turnComplete the update of selected part model and the update of selected part model place parts list；
The piecemeal engineering figure of updated part model is separately saved as dwg formats or pdf formats by step 5；
Step 6, according to the assembly engineering drawing to be assembled, generate an empty assembly file；And according to being assembledComponent call different types of part model from corresponding parts list, set further according to the different types of part model calledFixed corresponding number of parts and position, to which the different types of part model called to be added to the assembly text of the skyIn part, the part model load of assembly file is completed；
Step 7 assembles the part model loaded according to the assembly engineering drawing, to form assembly,And the assembly assembled, assembly title and its path are saved in component table；
Step 8 generates an empty general assembly file according to the general assembly engineering drawing to be assembled, and total according to what is assembledDress calls corresponding assembly from corresponding component table, and corresponding rigging position is set further according to the assembly called, toThe assembly called is added in the general assembly file of the sky, completes the assembly load of general assembly file；
Step 9 assembles the assembly loaded according to the general assembly engineering drawing, to form general assembly；
Step 10, according to the geometry of general assembly to the active size of each assembly of determination, and with active size phaseThe passive size of constraint；And set the restriction relation formula of the active size and its passive size；
Step 11 modifies to the active size of assembly according to design requirement, to update corresponding assembly, intoAnd it updates general assembly and is stored in general assembly table.
The characteristics of refrigerator foaming die series design method of the present invention, lies also in, and the design method is also wrappedIt includes：
Step 12 deposits in assembly or the part model of general assembly composition in tree shaped data table；
Step 13, the attribute information for adding part model or the attribute information for adding assembly.
Compared with the prior art, beneficial effects of the present invention are embodied in：
1, the present invention carries out Seriation Design using parameterized design of component module and general assembly design module to foaming mouldAnd the parametrization of part can quickly improve design efficiency and quality, so as to shorten the R＆D cycle of product, reduce and setCount cost.
2, the present invention designs module using standard component, standard component is reasonably classified, and the design of all kinds of partsIt is independent to carry out, it does not influence between each other.Standard component design module change previous Element Design from 2 d-to-3 d, from without toThe thinking of some modes, designer only need to can be obtained by new part according to existing model, the size value of input parametrization.And multi-group data can be preserved in the database, when designer only needs using when designing the part one in click data libraryGroup data can a step complete size assignment operation, relative to manually one by one input for, reduce designer'sOperating procedure improves design efficiency.
3. the present invention carries out the assembly operation of component using part design module.Usually all it is when previous design and assembly componentRequired part is found in file, excessively being searched successively just due to part seems too time-consuming, so the present invention usesThe mode of parts list classifies all parts, and parts list is then passed to part design module, when designer is settingWhen counting new foaming mould, it is only necessary to the part is selected in the parts list accordingly classified and part is inserted into assembly,Quantity and the position of part insertion can also be arranged in designer.The method greatly simplifies the step of component assembling.
4. the general assembly design mould general assembly seriation unit in the block that the present invention uses is the operation directly carried out to assembly.Designer analyzes the geometry mechanism changed needed for foaming mould first, and list with the geometry have geometrical relationship orThen the part of assembly relation selectes a several vital parts, set size that it need to change as active size, other sizesFor passive size, and set the relationship of active size and passive size.Designer only needs to provide the numerical value of active sizeAnd update assembly, it will be able to obtain newest product, and its size value of the part of each product and engineering drawing also canIt is updated, what is be just exceedingly fast in this way obtains the design drawing of new product.The result shows that total series turn design cell is for foamingThe efficiency raising of the Seriation Design of mold plays huge facilitation.
5. the component for the property pages module that patent of the present invention uses checks that unit is mainly used for checking the one of component or general assemblyLevel assembly, previous design software check assembly all and can provide design tree, but due to the operation of user, the often exhibition of design treeOpen cause designer read it is greatly inconvenient, so component checks unit by searching for design tree, and by a level assemblyIt passes to tree-shaped table and shows, and the display of its level-one component will not change because of the operation of designer, in this wayFor checking for component with regard to comparable facility.
6. the property pages module parts template(-let) that patent of the present invention uses is for quickly carrying out attribute to partsAddition operation, it is the mode for needing designer to go to fill in manually one by one to change previous attribute addition, this mode is not only imitatedRate is low and is easy error.Now, only need to click the information stored in attribute list can be by attribute value by designerParts quickly are passed to, are effectively guaranteed high efficiency and accuracy.By practice have shown that, the unit is for parts categoryProperty addition operating efficiency it is high, its work total amount will improve design considerably beyond the workload of traditional approach in same timeEfficiency reduces the development cost of new product.
Description of the drawings
Fig. 1 is present system structural schematic diagram；
Fig. 2 is Parameters of The Parts flow chart of the present invention；
Fig. 3 is general assembly seriation flow chart of the present invention；
Fig. 4 is attribute retrieval flow figure of the present invention.
Specific implementation mode
In the present embodiment, a kind of refrigerator foaming die series design system, including：Standard component design module, component are setModule, general assembly design module, material depot and property pages module are counted, as shown in Figure 1.Wherein, the seriation of product is mainly by markingQuasi- part design module and general assembly design module are completed.Material depot is for placing drawn parts graphics or two dimensionFigure, is stored and is managed by a special file, such as " F:File ".
Include part model, piecemeal engineering figure, assembly engineering drawing, the general assembly engineering drawing of each type in material depot.ForFacilitate the use of designer, the All Files, that is, part model and piecemeal engineering figure of general a set of grinding tool, partial model andThe model and engineering drawing of engineering drawing and general assembly are stored entirely in a file.
Standard component designs module：Components database, preview picture unit, Parameters of The Parts unit and engineering drawing listMember；
Components database includes several parts lists, and parts list is for storing part name, parameterized sizes value and parameterChange dimension name；Each parts list corresponds to a kind of part model, according to part name initial ranking method to each partPart model is numbered and index value is stored in an int type data y, and since 1, centre must not be interrupted number value,Number value is then passed into preview picture module, keeps the picture number in preview picture unit corresponding with dash number；
Parameters of The Parts unit obtains selected part mould according to selected part model from corresponding parts listThe number y values of type are simultaneously sent to preview picture unit；Preview picture unit finds phase according to the number of selected part modelThe part picture that should number simultaneously is shown；All preview pictures are hidden by preview picture unit first, further according to being passedThe y values passed select corresponding picture to be shown.
Parameters of The Parts unit obtains selected part mould according to selected part model from corresponding parts listPart name, parameterized sizes value and the parameterized sizes title of type, and according to the part name of selected part modelSelected part model size is activated with parameterized sizes title, to change the parameterized sizes of selected part modelValue, and then complete the update of selected part model and the update of selected part model place parts list and be sent toPart design module, concrete operations flow are as shown in Figure 2.
Engineering drawing unit is used to activate the engineering drawing of selected part model, if current design personnel opening is oneA engineering drawing, that engineering drawing will be selected, and then be needed the zero of updated part model according to designerPart engineering drawing separately saves as dwg formats or pdf formats；
Part design module includes：Parts data library unit, component assembling unit；
Component assembling unit firstly generates an empty assembly file according to the assembly engineering drawing to be assembled, shouldThen part in parts list is inserted into middle ligand by empty assembly by calling parts list.According to the component to be assembledDifferent types of part model is called from corresponding parts list, designer, which only needs to click certain a line in table, can change one's profession to be rememberedThe part of record.Corresponding number of parts and position are set further according to the different types of part model called, to be adjustedDifferent types of part model is added in empty assembly file, completes the part model load of assembly file；AgainThe part model loaded is assembled according to assembly engineering drawing, to form assembly；
The component assembling module sets the quantity of be inserted into part and position.Left click acquisition is carried out using mouseX, Y, the Z coordinate value of current click location, and coordinate value is passed to component assembling module, component assembling module is by required partIt is inserted into clicked position.Reacquisition coordinate value is recycled using for and is inserted into selected part, until being inserted into partQuantity is consistent with the numerical value set in component assembling module, exits for cycles.
Assembly title and its path are saved in component by parts data library unit for storing the assembly assembledIn table；
General assembly designs module：General assembly database, general assembly seriation unit, general assembly assembly unit；
General assembly database reads the assembly title in component table and its path and passes to general assembly assembly unit；
General assembly assembly unit firstly generates an empty general assembly file, work according to the general assembly engineering drawing to be assembledMode and component assembling cell type call corresponding assembly, then root according to the general assembly to be assembled from corresponding component tableCorresponding rigging position is set according to the assembly called, to which the assembly called is added in empty general assembly file,Complete the assembly load of general assembly file；The assembly loaded is assembled further according to general assembly engineering drawing, it is total to be formedDress.It should be noted that when component assembling unit carries out component assembling, designer can be designed that a series of according to demandMutually isostructural component, and by the component names of this list of elements and file path information preservation in component table, Yong HuxuanWhen selecting required component, system is loaded according to file path opening feature and by component into general assembly.
For foaming mould Seriation Design system, most important effect is exactly quickly to carry out seriation to whole set of dieOperation, and can quickly obtain the general assembly model of new product and all drawings.General assembly seriation unit as shown in Figure 3 according toThe geometry of general assembly is classified the component of each assembly, the active size in then determining per level-one, Yi JiyuThe passive size that active size mutually constrains.In addition to the critical component that designer selectes, the active size of remaining lower level componentIn more advanced assembly, active size will become passive size；Then the pact of active size and its passive size is setBeam relational expression；And modified to the active size of assembly according to design requirement, to update corresponding assembly, Jin ErgengNew general assembly is simultaneously stored in general assembly table；
Property pages module includes：Component checks unit, parts template(-let)；
Component checks part model composition of the module for checking assembly or general assembly, and result is deposited in tree shaped dataIn table；
As shown in Figure 4 by for function loops, component checks that unit retrieves the design of assembly successively from top to bottom firstTree, if retrieval result is not " origin ", abandon should as a result, retrieve next value, until result is " origin ", then oneself" origin " following result is saved in as component in TreeView, if retrieval result is identical as last retrieval result, noPreserving should be preserved as a result, being also only used as a component in the case of the multiple parts of the same part insertion, not retrievedOne correct result, TreeView update the data once.When retrieval result value is empty, retrieval terminates, and jumps out for function loops,And TreeView information is passed into parts template(-let).
Parts template(-let) is divided into attribute of component subelement and assembly attribute subelement, and attribute of component subelement is used forAdd the attribute information of part model；Assembly attribute subelement is used to add the attribute information of assembly.When by a partOr component, when being added to SolidWorks design interfaces, this system will retrieve the part suffix, if suffix be SLDASM orIt then indicates that the component is assembly when sldasm, assembly attribute submodule should be used to add attribute information for it, when suffix isIt indicates that the component is part when SLDPRT sldprt, attribute of component submodule should be used to add attribute information, as suffix isIt is other, then it is other types of part, does not carry out attribute addition operation to it.
In the present embodiment, a kind of refrigerator foaming die series design method is reasonable by being carried out to foaming mould partClassification, parameterization operations then are carried out to part, and coordinate and operated to the seriation of general assembly, new product can be quickly obtainedThreedimensional model and its engineering drawing, and quickly the attribute in product component engineering drawing can be added, specificallyIt says, is to carry out as follows：
Step 1, the part model that each type is loaded into material depot, piecemeal engineering figure, assembly engineering drawing, general assembly workThe All Files of Cheng Tu, a set of product should be placed in a file.
Step 2 according to the structure of grinding tool reasonably classifies to part first, by the zero of the part model of each typePart title, parameterized sizes value and parameterized sizes title are stored in corresponding parts list, and the data type of storage is characterSerial type, each parts list correspond to a kind of part model, and each part model in each parts list all has respective numberAnd it is corresponding with the dash number in preview picture unit, and number value is stored in int type data y.
Step 3, the number for obtaining selected part model from corresponding parts list according to selected part model；The part picture accordingly numbered is found according to the number of selected part model and is shown, hides all pictures first,Then specific picture is shown again.
Step 4, the part for obtaining selected part model from corresponding parts list according to selected part modelTitle, parameterized sizes value and parameterized sizes title, and according to the part name and parametrization of selected part modelDimension name activates selected part model size, to change the parameterized sizes value of selected part model, in turnComplete the update of selected part model and the update of selected part model place parts list, it should be noted thatAfter accessory size is changed and updates part model, same change also accordingly occurs for the engineering drawing of part.
The piecemeal engineering figure of updated part model is separately saved as dwg formats or pdf formats, dwg lattice by step 5Formula be used for product redesign, pdf formats in order to ensure printing accuracy；
Step 6, according to the assembly engineering drawing to be assembled, generate an empty assembly file；And according to being assembledComponent call different types of part model from corresponding parts list, set further according to the different types of part model calledFixed corresponding number of parts and position, to which the different types of part model called to be added to empty assembly fileIn, complete the part model load of assembly file.Designer can set number and the position of part addition, be followed by forRing is completed.
Step 7 assembles the part model loaded according to assembly engineering drawing, to form assembly, and willAssembly, assembly title and its path assembled is saved in component table.Component assembling module can have one according to demandThe component that series structure is identical but size is different, and all deposit in component table, it is selected by designer.
Step 8 generates an empty general assembly file according to the general assembly engineering drawing to be assembled, and total according to what is assembledDress calls corresponding assembly from corresponding component table, and corresponding rigging position is set further according to the assembly called, toThe assembly called is added in empty general assembly file, completes the assembly load of general assembly file；General assembly is assembled singleThe position system designer of member, component has been presented for approximate range, and designer can not carry out assignment to its position.
Step 9 assembles the assembly loaded according to general assembly engineering drawing, to form general assembly；
Step 10, according to the geometry of general assembly to the active size of each assembly of determination, and with active size phaseThe passive size of constraint；And set the restriction relation formula of active size and its passive size；As " 1@parts 1 of D1@sketches "=" D2@stretch 2@parts 3 " is in addition to the critical component that designer selectes, remaining active size is in more higher leveled assemblyPassive size can be become.
Step 11 modifies to the active size of assembly according to design requirement, due to passive size and active sizeBetween there are specific relationships, passive size value can also be changed, to update corresponding assembly, and then update general assembly simultaneouslyIt is stored in general assembly table.
Assembly or the part model of general assembly composition are deposited in tree shaped data table, and only show assembly by step 12The level-one component of body, unless assembly component changes, otherwise it shows that content does not operate with designer and changed.
Step 13, the attribute information for adding part model or the attribute information for adding assembly.If file suffixes isSLDASM either sldasm when then use assembly attribute submodule for its add attribute information when suffix be SLDPRT orAttribute information is added using attribute of component submodule when sldprt, if suffix is other, does not then carry out attribute addition operation to it.