CN112380629A - Key parameter-based seat protective surface card strip generation system and operation method thereof - Google Patents
Key parameter-based seat protective surface card strip generation system and operation method thereof Download PDFInfo
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- CN112380629A CN112380629A CN202011343764.2A CN202011343764A CN112380629A CN 112380629 A CN112380629 A CN 112380629A CN 202011343764 A CN202011343764 A CN 202011343764A CN 112380629 A CN112380629 A CN 112380629A
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- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/15—Vehicle, aircraft or watercraft design
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/12—Geometric CAD characterised by design entry means specially adapted for CAD, e.g. graphical user interfaces [GUI] specially adapted for CAD
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F30/00—Computer-aided design [CAD]
- G06F30/10—Geometric CAD
- G06F30/17—Mechanical parametric or variational design
Abstract
The invention provides a seat protective surface card strip generating system based on key parameters and an operation method thereof, wherein the system comprises a card strip creating module, wherein the card strip creating module is generated in a part design module of CATIA software and operates through VBA carried by the CATIA software; the technical scheme provided by the invention can simply and quickly generate 3D data of the clamping strip or the tensioning strip and perform one-key projection by utilizing a clamping strip section library and a drawing template which are collected in an arranging way and through secondary development of CATIA (computer-aided three-dimensional interactive application), can realize automatic creation of the 3D and 2D data of the clamping strip or the tensioning strip by the method, replaces a complex CATIA (computer-aided three-dimensional interactive application) operation process by simple operation of inputting data, reduces operation difficulty while saving operation time, and enables a facing designer to automatically complete data development work, so that a research and development process conforms to a forward design flow, the research and development efficiency is improved, and meanwhile, the standardization of data can be promoted.
Description
Technical Field
The invention belongs to the technical field of automobile parts and accessories in the automobile manufacturing industry, and particularly relates to a seat protective cover clamping strip generating system based on key parameters and an operation method thereof.
Background
During the process of developing the protective surface of the automobile seat, data design and drawing are needed to be carried out on at least dozens of clamping strips, and the clamping strips often have sections with the same shape and repeated characteristics, so that the repeated design rate of the clamping strips is high. In the current card strip design process, a protective face developer makes rough manual samples and then submits the samples to a CAD professional for modeling and drawing, the operation is not in accordance with a forward design flow, and in the process, repeated communication and confirmation are needed, so that the working hours are wasted, and the research and development efficiency is influenced.
Disclosure of Invention
In order to solve the problems in the background art, the invention provides a seat surface protection card strip generation system based on key parameters and an operation method thereof.
The invention aims to provide a seat protective surface card strip generating system based on key parameters, which comprises a card strip creating module, wherein the card strip creating module is generated in a part design module of CATIA software and runs through VBA (visual basic array) carried by the CATIA software; the card strip creation modeling block comprises a non-woven fabric tensioning strip module, a PP (polypropylene) card strip module and a non-woven fabric card strip module, wherein the non-woven fabric tensioning strip module, the PP card strip module and the non-woven fabric card strip module are all internally provided with a part number input interface and a storage address input interface, the part number input interface can directly input a part number or restore a last part number to be filled through a Recover module, and the part number is used for generating a file name; the storage address input interface can directly input a storage address or browse and add the storage address through an Explore module, and the storage address is used for storing 3D data of the part and 2D drawing files in a CATPArt or CATDRAWING format generated by the card strip creating module;
the non-woven fabric tensioning strip module comprises a symmetrical non-woven fabric tensioning strip module, an asymmetrical non-woven fabric tensioning strip module and a non-woven fabric tensioning strip additional characteristic module, the cross sections of PP materials of parts created by the symmetrical non-woven fabric tensioning strip module and the asymmetrical non-woven fabric tensioning strip module are all oval, cross section dimension interfaces, a main dimension interface, a modeling module, a clearing module and a drawing module are arranged in the symmetrical non-woven fabric tensioning strip module and the asymmetrical non-woven fabric tensioning strip module, the cross section dimension interfaces comprise a cross section dimension diagram and a cross section dimension input area, cross section dimensions represented by letters displayed according to the cross section dimension diagram are selected in the cross section dimension input area, the main dimension interface comprises a main dimension diagram and a main dimension input area, filling of each main dimension and selection of characteristic type are performed in the main dimension input area according to the main dimension represented by each letter displayed in the main dimension diagram Selecting; the modeling module is used for creating a 3D data map of the part formed by the input finished section size and the main size; the drawing module is used for automatically projecting the 3D data diagram of the created part into a two-dimensional data diagram; the clearing module is used for clearing the input finished main size which is not reused for re-input; an additional characteristic interface is arranged in the non-woven fabric tightening strip additional characteristic module, the additional characteristic interface comprises an additional characteristic size graph, an additional characteristic size input area and an additional characteristic creating module, and filling of each characteristic size is carried out in the additional characteristic size input area according to the characteristic size represented by each letter displayed in the additional characteristic size graph; the created feature module is used for adding the additional features created by the input feature size to the created 3D data diagram of the part;
the PP card strip module is internally provided with a section selection interface, a section diagram display interface, a main dimension input area, a modeling module, a drawing module and a PP card strip additional characteristic interface, the section selection interface selects a section of a created part by utilizing a mold number list and displays the section in the section diagram display interface, the main dimension input area fills in the main dimension according to actual requirements, and the modeling module is used for creating a 3D data diagram of the part formed by the selected section and the input finished main dimension; the drawing module is used for automatically projecting the 3D data diagram of the created part into a two-dimensional data diagram; the PP card strip additional feature interface comprises an additional feature size graph, an additional feature size input area and an additional feature creation module, and filling of each feature size is carried out in the additional feature size input area according to the feature size represented by each letter displayed by the additional feature size graph; the created feature module is used for adding the additional features created by the input feature size to the created 3D data diagram of the part;
the non-woven fabric card strip module is internally provided with a section selection interface, a section diagram display interface, a main dimension input area, a modeling module, a drawing module and a non-woven fabric card strip additional characteristic interface, the section selection interface selects a section of a created part by utilizing a mould number list and displays the section in the section diagram display interface, and the main dimension is filled in the main dimension input area according to actual requirements; the modeling module is used for creating a 3D data diagram of the part formed by the selected section and the input finished main size, and the drawing module is used for automatically projecting the 3D data diagram of the created part into a two-dimensional data diagram; the non-woven fabric card strip additional characteristic interface comprises an additional characteristic size graph, an additional characteristic size input area and an additional characteristic creating module, and filling of each characteristic size is carried out in the additional characteristic size input area according to the characteristic size represented by each letter displayed in the additional characteristic size graph; the create feature module is used for adding the additional features created by the input feature size to the created 3D data diagram of the part.
Preferably, the cross-sectional dimensions of the symmetrical non-woven fabric tightening strip module and the asymmetrical non-woven fabric tightening strip module include an oval dimension, a non-woven fabric extension length, and a non-woven fabric thickness, the oval dimension is selected from a set value in a list, the non-woven fabric extension length is selected from a drop-down list, and the non-woven fabric thickness is limited to 1 without manual input.
Preferably, the main sizes in the symmetrical non-woven fabric tensioning strip module and the asymmetrical non-woven fabric tensioning strip module comprise a characteristic shape size, a non-woven fabric size and a characteristic position size, and the characteristic shape size is preset and does not need manual input; filling the size of the non-woven fabric according to actual requirements; the characteristic position size is filled according to actual requirements and the characteristic type of the characteristic position is selected in a list, wherein the reference of the characteristic position size of the symmetrical non-woven fabric tightening strip module is located on the central line of the part, and the reference of the characteristic position size of the asymmetrical non-woven fabric tightening strip module is located on one side edge of the part.
Preferably, nine additional characteristic interfaces are arranged in the non-woven fabric tensioning strip additional characteristic module, and the additional characteristics are a round hole, a long round hole, a bottom side triangular shear, a side triangular shear, trapezoidal shear at two ends, a bottom side trapezoidal shear, a rectangular shear, a triangular wolf tooth and a semicircular wolf tooth respectively.
Preferably, eight additional characteristic interfaces are arranged in the additional characteristic interface of the PP card strip, the additional characteristics are respectively a circular hole, a bottom side triangular shear mouth, a side triangular shear mouth, a rectangular shear mouth, a partial rectangular shear mouth, a side trapezoidal shear mouth, a side small-lower large-sized oblique shear mouth and a side large-lower small-sized oblique shear mouth, the characteristic position size in the height direction in the additional characteristics and the shape size of the partial additional characteristics are preset values, wherein the characteristic position size in the height direction automatically changes along with different section selection without manual input.
Preferably, the main size in the PP card strip module is the total length of the card strip, and the total length of the card strip is filled according to actual requirements.
Preferably, the main dimensions in the non-woven fabric card strip module comprise the total length of the card strip, the height of the non-woven fabric, the extension length of the non-woven fabric and the thickness of the non-woven fabric, the total length of the card strip is filled according to actual requirements, the height of the non-woven fabric and the extension length of the non-woven fabric are selectively filled according to a schematic cross-sectional view, and the thickness of the non-woven fabric is filled according to actual requirements.
Preferably, thirteen additional features are arranged in the non-woven fabric clamping strip additional feature interface, the additional features are respectively a round hole, a long round hole, a bottom side triangular notch, a bottom side trapezoidal notch, a side triangular notch, a round hole in the PP, a rectangular notch in a part of the PP, a large side triangular notch, a large side trapezoidal notch, a small lower large notch in the side edge and a large lower small notch in the side edge, the positions of the partial feature sizes in the additional features and the positions related to the sizes of the non-woven fabrics are preset values, and the additional features automatically change along with the selection of the cross sections without manual input.
Preferably, the non-woven fabric tightening strip module, the PP clamping strip module and the non-woven fabric clamping strip module also comprise a hiding module, a warning and prompting module and a help module; the hiding module is used for hiding the card strip creating module window to form a small window body with a display interface module, and when the card strip creating module needs to be continuously used, the display interface module is clicked to automatically jump out of the card strip creating module which is opened before; the warning and prompting module pops up an error object prompting window in the data filling process, such as missing filling or error filling; the help module is used for loading help documents written in the html language stored in a public position, and the help documents are directly opened in the browser after the help module is clicked.
Another object of the present invention is to provide a method of operating a seat trim card strip generation system based on key parameters, comprising the steps of:
step S1: opening CATIA software, and clicking a card bar creation module;
step S2: selecting a non-woven fabric tightening strip module or a PP (polypropylene) strip module or a non-woven fabric strip module from the strip clamping creation module to create a corresponding part;
step S3: inputting a part number on a part number input interface, and inputting a storage address on a storage address input interface or adding the storage address through browsing;
step S4: when the created part is a nonwoven tensioning strip;
selecting the section size in a section size input area, filling the main size in the main size input area, checking the characteristic types of the positions, clicking a modeling module, and establishing and storing a 3D data graph of the non-woven fabric tensioning strip; when additional characteristics exist, selecting an additional characteristic module, filling in all dimensions in an additional characteristic dimension input area of an additional characteristic interface, clicking a characteristic creation module, displaying and storing the created additional characteristics in a 3D data diagram of an established nonwoven fabric tensioning strip, clicking a drawing module when the two-dimensional data diagram of the nonwoven fabric tensioning strip is needed, and automatically projecting the 3D data diagram of the created nonwoven fabric tensioning strip on a newly-built standard drawing template into a two-dimensional data diagram;
step S5: when the created part is a PP card strip;
selecting a mould number in the list on a section selection interface to select a corresponding section shape, filling a main dimension in a main dimension input area, clicking a modeling module, and establishing and storing a 3D data graph of the PP card strip; when additional features exist, selecting an additional feature interface, filling in all dimensions in an additional feature dimension input area, clicking a feature creation module, displaying and storing the created additional features in a 3D data diagram of the established PP card strip, clicking a drawing module when the two-dimensional data diagram of the PP card strip is needed, and automatically projecting the created 3D data diagram of the PP card strip on a newly-built standard drawing template into a two-dimensional data diagram;
step S6: when the created part is a non-woven fabric clamping strip;
selecting the mold number in the list on a section selection interface to select a corresponding section shape, filling the main dimension in a main dimension input area, clicking a modeling module, and establishing and storing a 3D data graph of the non-woven fabric card strip; when the additional features exist, selecting an additional feature interface, filling in all dimensions in an additional feature dimension input area, clicking a feature creation module, displaying and storing the created additional features in a 3D data diagram of the established non-woven fabric card strip, clicking a drawing module when the two-dimensional data diagram of the non-woven fabric card strip is needed, and automatically projecting the created 3D data diagram of the non-woven fabric card strip on a newly-built standard drawing template into the two-dimensional data diagram.
The invention has the following beneficial effects:
(1) the key parameter-based seat protective cover clamping strip generation system provided by the invention can simply and quickly generate 3D data of the non-woven fabric tensioning strip, the PP clamping strip and the non-woven fabric clamping strip and project pictures by one key.
(2) According to the operation method of the key parameter-based seat protective cover card strip generation system, the automatic creation of 3D and 2D data of the non-woven fabric tensioning strip, the PP card strip and the non-woven fabric card strip can be realized through the method. The cross section type of the PP material of the non-woven fabric tensioning strip is an oval shape by default, and aiming at the creation of the PP clamping strip and the non-woven fabric clamping strip, a user can select the cross section type and the preset size from a customized list, input the length and the position size and confirm the size and the position of each generated feature. The simple operation through with the input data replaces complicated CATIA operation process, has reduced the operation degree of difficulty when practicing thrift operating time, makes the armor designer also can accomplish data development work by oneself to make the research and development process accord with forward design flow, promote research and development efficiency, also can promote the standardization of data simultaneously.
(3) The key parameter-based seat facing card strip generation system provided by the invention has higher compatibility, is suitable for CATIA V5-6R2014, R2017 and R2018 versions currently used by our company, and can normally operate under the two conditions of local installation and PMP starting. If the CATIA version of the V5 platform needs to be upgraded subsequently, the program does not need to be changed or is slightly changed.
(4) The key parameter-based seat armor strip generation system provided by the invention has the auxiliary functions of a warning and prompting module, a help module, a part number recovery module, a hiding module and the like, and is convenient and fast to use.
Drawings
Other objects and results of the present invention will become more apparent and more readily appreciated as the same becomes better understood by reference to the following description taken in conjunction with the accompanying drawings. In the drawings:
FIG. 1 is a block diagram of the present invention.
Figure 2 is a schematic view of a symmetrical nonwoven tensioning strip module.
In fig. 3, a is a 3D data plot of the symmetric nonwoven fastening strip created in fig. 2, and b is a two-dimensional data plot of the symmetric nonwoven fastening strip created in fig. 2.
Figure 4 is a schematic view of an asymmetric nonwoven stretch strip module.
Figure 5 is a 3D data plot of the asymmetric nonwoven stretch strip created in figure 4.
In fig. 6 a, 9 additional feature interfaces of the nonwoven stretch strip, and b, a 3D data plot of the additional features created.
Fig. 7 is a schematic diagram of a PP card strip module.
In fig. 8, a is a 3D data diagram of the created PP card strip shown in fig. 7, and b is a two-dimensional data diagram of the created PP card strip shown in fig. 2.
In fig. 9, a is an interface of 8 additional features of the PP card strip, and b is a 3D data diagram of the created additional features.
Fig. 10 is a schematic view of a non-woven fabric strip module.
Fig. 11 a is a 3D data diagram and b is a two-dimensional data diagram of the nonwoven fabric card strip created in fig. 10.
In fig. 12, a is an interface of 13 additional features of the nonwoven fabric card strip, and b is a 3D data map of the additional features created.
Detailed Description
In order to make the technical solutions and advantages thereof better understood by those skilled in the art, the present application is described in detail below with reference to the accompanying drawings, but the present application is not limited to the scope of the present invention.
EXAMPLE 1 nonwoven Fabric tensioning strip Module
Referring to FIG. 1: the non-woven fabric tightening strip module 1 comprises a symmetrical non-woven fabric tightening strip module 11, an asymmetrical non-woven fabric tightening strip module 12 and a non-woven fabric tightening strip additional characteristic module 13.
The symmetrical nonwoven fabric tensioning strip module 11 can create a bilaterally symmetrical elliptical cross-section nonwoven fabric tensioning strip (see fig. 2 and 3), the asymmetrical nonwoven fabric tensioning strip module 12 can create an asymmetrical elliptical cross-section nonwoven fabric tensioning strip (see fig. 4 and 5), and the nonwoven fabric tensioning strip additional feature module 13 is used to create 9 additional features (see table 3 and 6) that are additionally added to the nonwoven fabric tensioning strip.
Referring to FIG. 2: the symmetrical non-woven fabric tightening strip module 11 and the asymmetrical non-woven fabric tightening strip module 12 are internally provided with a section dimension interface 111, a main dimension interface 112, a modeling module 113, a clearing module 114 and a drawing module 115;
the section size interface 111 in the symmetrical non-woven fabric tightening strip module 11 includes a section size map 1111 and a section size input area 1112, and the section size is filled in the section size input area 1112 according to the section size represented by A, B, C, D, T shown in the section size map 1111, wherein A, B, C selects one group from the set values of the list, D is selected from a drop-down list, and T is preset to 1 without manual input; the major dimension interface 112 includes a major dimension map 1121 and a major dimension input area 1122, and major dimensions are filled in the major dimension input area 1122 according to major dimensions represented by letters displayed in the major dimension map 1121, wherein H1 and H2 are filled according to actual requirements, Da, E, F1, F2, G1 and G2 are preset values, manual input is not required, L1, L2-L18 are filled according to actual requirements, and feature types of the positions are selected in a list, and meanings represented by letters in the major dimension map 1121 are shown in table 1 below;
TABLE 1
| A | Height of non-woven fabric embedded in plastic rod |
| B | Height of the plastic rod |
| C | Width of plastic rod, i.e. length of minor axis of ellipse |
| D | The height of the non-woven fabric extending out of the plastic rod |
| T | Thickness of non-woven fabric |
| L | Total length of nonwoven fabric fastening tape |
| H1 | If the non-woven fabric is longer than the plastic rod, the height of the exceeding part on one side |
| H2 | If the non-woven fabric is longer than the plastic rod, the length of the excess part on one side |
| Da | The distance from the upper edges of the round holes and the long round holes to the upper edge of the non-woven fabric is fixed as 2 |
| E | The diameter of the circular hole is fixed to 6 |
| F1 | The radius of the oblong hole is fixed to 3 |
| F2 | The length of the long round hole is fixed as 12 |
| G1 | The height of the small triangular shear mouth is 4 as default |
| G2 | The length of the bottom edge of the small triangular shear mouth is defaulted to 4 |
| L1 | Distance from the 1 st feature to the center, if the 1 st feature is exactly at the center, fill in 0 |
| L2～L18 | If existing, the distance between the n-th group of characteristics and the previous group of characteristics is filled in |
Referring to FIG. 4: the cross-sectional dimension interface within the asymmetric nonwoven stretch strip module 12 includes a cross-sectional dimension map and a cross-sectional dimension input area in which the cross-sectional dimensions are filled according to the cross-sectional dimension represented by A, B, C, D, T shown in the cross-sectional dimension map, wherein A, B, C selects one set from a list of set values, D is selected from a drop-down list, and T is preset to 1 without manual input; the main size interface comprises a main size diagram and a main size input area, and the main sizes are filled in the main size input area according to the main sizes represented by letters displayed in the main size diagram, wherein H1, H2a and H2b are filled according to actual requirements, Da, E, F1, F2, G1 and G2 are preset values, manual input is not needed, L1, L2-L30 are filled according to the actual requirements, the characteristic types of the positions are selected in a list, and the meanings represented by the letters in the main size diagram are shown in the following table 2;
TABLE 2
| A | Height of non-woven fabric embedded in plastic rod |
| B | Height of the plastic rod |
| C | Width of plastic rod, i.e. length of minor axis of ellipse |
| D | The height of the non-woven fabric extending out of the plastic rod |
| T | Thickness of non-woven fabric |
| L | Total length of nonwoven fabric fastening tape |
| H1 | If the non-woven fabric is longer than the plastic rod, the height of the exceeding part on one side |
| H2a | If the non-woven fabric is longer than the plastic rod, the length of the excess part on the side of the reference edge |
| H2b | If the non-woven fabric is longer than the plastic rod, the length of the side of the excess part far away from the reference edge |
| Da | The distance from the upper edges of the round holes and the long round holes to the upper edge of the non-woven fabric is fixed as 2 |
| E | The diameter of the circular hole is fixed to 6 |
| F1 | The radius of the oblong hole is fixed to 3 |
| F2 | The length of the long round hole is fixed as 12 |
| G1 | Xiao sanHeight of angular cut, defaulted to 4 |
| G2 | The length of the bottom edge of the small triangular shear mouth is defaulted to 4 |
| L1 | Distance of |
| L2～L30 | If existing, the distance between the n-th group of characteristics and the previous group of characteristics is filled in |
Referring to fig. 2 to 6: the modeling module 113 is used for creating a 3D data diagram of the part formed by inputting the finished section size and the main size, and the drawing module 115 is used for automatically projecting the 3D data diagram of the created part on a newly-built standard drawing template into a two-dimensional data diagram; the clearing module 114 is used for clearing the input completed main size which is not reused for re-input; an additional feature interface 131 is arranged in the non-woven fabric tensioning strip additional feature module 13, wherein the additional features are respectively a round hole, a long round hole, a bottom side triangular shear, a side triangular shear, trapezoidal shear at two ends, a bottom side trapezoidal shear, a rectangular shear, triangular 'wolf teeth' and semicircular 'wolf teeth', the additional feature interface 131 comprises an additional feature size chart 1311, an additional feature size input area 1312 and an additional feature creation module 1313, and the feature sizes are filled in the additional feature size input area 1312 according to the feature sizes represented by letters displayed in the additional feature size chart 1311; the create feature module 133 is configured to add an additional feature created according to the input completed feature size to the created 3D data diagram of the part, where the meaning of each letter in the additional feature size diagram is shown in table 3 below;
TABLE 3
EXAMPLE 2PP card strip Module
Referring to fig. 7 and 8: a section selection interface 21, a section diagram display interface 22, a main dimension input area 23, a modeling module 24, a drawing module 25 and a PP card strip additional characteristic interface 26 are arranged in the PP card strip module 2;
selecting a section of a created part on a section selection interface 21 by using a mould number list and displaying the section in a section diagram display interface 22, wherein the main dimension is the total length of a card strip, the total length of the card strip is filled in a main dimension input area 23 according to actual requirements, and a modeling module 24 is used for creating a 3D data diagram of the part formed by the selected section and the input finished main dimension; the drawing module 25 is used for automatically projecting the 3D data diagram of the created part on a newly-built standard drawing template into a two-dimensional data diagram.
Referring to fig. 7 and 9: the PP card strip additional characteristic interface 26 comprises an additional characteristic dimension graph 261, an additional characteristic dimension input area 262 and an additional characteristic creating module 263, eight additional characteristic interfaces are arranged in the PP card strip additional characteristic interface 26, the additional characteristics are respectively a round hole, a bottom side triangular notch, a side triangular notch, a rectangular notch, a partial rectangular notch, a side trapezoidal notch, a side small oblique notch and a side large oblique notch, the characteristic dimensions represented by letters displayed according to the additional characteristic dimension graph are filled in the additional characteristic dimension input area, the position dimensions of the partial characteristic dimension and the height direction are preset values, the position dimension of the height direction automatically changes along with the selection of the cross section, and the above dimensions can be manually modified without manual input; the create feature module 263 is used to add an additional feature created according to the input feature size to the created 3D data diagram of the part, and the meaning of each letter in the additional feature size diagram is shown in table 4 below;
TABLE 4
EXAMPLE 3 non-woven Fabric card strip Module
Referring to fig. 10 and 11: a section selection interface 31, a section diagram display interface 32, a main dimension input area 33, a modeling module 34, a drawing module 35 and a non-woven fabric clamping strip additional characteristic interface 36 are arranged in the non-woven fabric clamping strip module 3;
selecting a section of a created part on the section selection interface 31 by using a die number and displaying the section in the section display interface 32, and filling main dimensions in a main dimension input area 33 according to actual requirements by referring to necessary dimensions indicated by a section diagram, wherein the main dimensions comprise the total length of a card strip, the height L1 of a non-woven fabric, the extension length L2 of the non-woven fabric and the thickness T of the non-woven fabric, the total length of the card strip is filled according to the actual requirements, the height L1 of the non-woven fabric and the extension length L2 of the non-woven fabric are selectively filled according to the meanings of the section diagram, and the thickness; the modeling module 34 is used to generate a 3D data map of the part formed with the selected cross-section and the finished major dimensions entered; the drawing module 35 is configured to automatically project the 3D data map of the created part on a newly-built standard drawing template into a two-dimensional data map.
Referring to fig. 10 and 12: the non-woven fabric clamping strip additional characteristic interface 36 comprises an additional characteristic dimension graph 361, an additional characteristic dimension input area 362 and an additional characteristic creating module 363, wherein the additional characteristics are respectively a round hole, a long round hole, a base triangular notch, a base trapezoidal notch, a side triangular notch, a round hole in PP, a rectangular notch in non-woven fabric and PP, a rectangular notch in partial PP, a large triangular notch on one side, a trapezoidal notch on one side, a small-upper-lower-large-type oblique notch on the side and a large-upper-lower-small-type oblique notch on the side, the filling of each feature size is performed in the additional feature size input area 362 in accordance with the feature size represented by each letter displayed in the additional feature size chart 361, the position size related to the size of the non-woven fabric automatically changes along with the selection of the cross section, and the size can be manually modified without manual input; the create feature module 34 is configured to add an additional feature created by inputting a feature size to the created 3D data diagram of the part, where the meaning of each letter in the additional feature size diagram is shown in table 5 below;
TABLE 5
EXAMPLE 4 method for producing nonwoven Fabric tensioning strips
Referring to fig. 2, 3 and 5: opening CATIA software, clicking a card strip creating module, selecting a non-woven fabric tensioning strip module 1 from the card strip creating module, selecting a symmetrical non-woven fabric tensioning strip module 11 or an asymmetrical non-woven fabric tensioning strip module 12 from the non-woven fabric tensioning strip module 1, inputting a part number on a part number input interface 4, and inputting a storage address on a storage address input interface 5 or adding the storage address through browsing;
filling the section size in the section size input area 1112, filling the main size in the main size input area 1122, clicking the modeling module 113, and establishing and storing a 3D data map of the non-woven fabric tensioning strip; when the additional feature exists, clicking the non-woven fabric tensioning strip additional feature module 13, selecting the additional feature interface 131 in fig. 6, filling in each feature size in the additional feature size input area 1312, clicking the creation feature module 1313, displaying and storing the created additional feature in the established 3D data map of the non-woven fabric tensioning strip, and when the two-dimensional data map of the non-woven fabric tensioning strip is needed, clicking the drawing module 115, automatically projecting the created 3D data map of the non-woven fabric tensioning strip on a newly-built standard drawing template to form a two-dimensional data map.
Example 5 Generation method of PP card strip
Referring to fig. 7 and 8: opening CATIA software, clicking a card strip creating module, selecting a PP card strip module 2 in the card strip creating module, inputting a part number on a part number input interface, and inputting a storage address on a storage address input interface or adding the storage address through browsing;
selecting the mould number of the list on a section selection interface 21 to select a corresponding section shape, filling a main dimension in a main dimension input area 22, clicking a modeling module 24, and establishing and storing a 3D data graph of the PP card strip; when additional features exist, an additional feature interface 26 is selected in fig. 9, the filling of each feature size is performed in an additional feature size input area 262, a feature creation module 263 is clicked, created features are displayed in a 3D data diagram of an established PP card strip and stored, and when a two-dimensional data diagram of the PP card strip is needed, a drawing module 25 is clicked, and the 3D data diagram of the created PP card strip is automatically projected as a two-dimensional data diagram on a newly-built standard drawing template.
Example 6 method of producing a non-woven fabric card strip;
referring to FIG. 10: opening CATIA software, clicking a card strip creating module, selecting a non-woven fabric card strip module 3 in the card strip creating module, inputting a part number on a part number input interface, and inputting a storage address on a storage address input interface or adding the storage address through browsing;
selecting the mould number of the list on the section selection interface 31 to select the corresponding section shape, filling the main dimension in the main dimension input area 33, clicking the modeling module 34, and establishing and storing a 3D data map of the non-woven fabric card strip (see figure 11); when additional features exist, an additional feature interface 36 is selected in fig. 12, the filling of each feature size is performed in an additional feature size input area 362, a feature creation module 363 is clicked, the created additional features are displayed in the 3D data map of the established non-woven fabric card strip and stored, and when the two-dimensional data map of the non-woven fabric card strip is needed, a drawing module 35 is clicked, and the 3D data map of the created non-woven fabric card strip is automatically projected as a two-dimensional data map on a newly-built standard drawing template.
Example 7 auxiliary function
Referring to FIG. 2: a part number input interface 4 and a storage address input interface 5 are arranged in the non-woven fabric tightening strip module 1, the PP clamping strip module 2 and the non-woven fabric clamping strip module 3, the part number input interface 4 can directly input a part number or restore the last part number to be filled through a Recover module, and the part number is used for generating a file name; the storage address input interface 5 can directly input a storage address or browse and add the storage address through an Explore module, wherein the storage address is used for storing 3D data and 2D drawing files of the part in a CATPArt or CATDRAWING format generated by the card strip creating module; the non-woven fabric tightening strip module 1, the PP card strip module 2 and the non-woven fabric card strip module 3 also comprise a hiding module 6, a warning and prompting module and a help module 8, wherein the hiding module 6 is used for hiding a card strip creation module window to form a small window body with a display interface module 61, and when the card strip creation module needs to be continuously used, the display interface module is clicked to automatically jump out of the card strip creation module which is opened before; the warning and prompting module pops up an error object prompting window in the data filling process, such as missing filling or error filling; the help module 8 is used to load help documents written in html format that are stored in a public place.
Example 8 suggest an operating Environment
In order to ensure the optimal operation effect of the software, the operation environment is suggested as follows:
1. operating the system: windows 10
2. Software requirements: CATIA V5-6R2014/2017/2018, VBA7.1
3. Hardware requirements: the program can be smoothly operated as long as the CATIA V5 software can be operated smoothly, and the installation configuration of the CATIA software is recommended as follows:
| CPU | pentium 1GHz or higher |
| Memory device | Idle over 2G |
| Display card | 1G or above video memory |
| Hard disk | Above 100G, the system disk is more than 10G free |
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.
Claims (10)
1. The utility model provides a seat visor card strip generation system based on key parameter which characterized in that: the card strip creating module is generated in a part design module of CATIA software and runs through a VBA (visual basic interface) of the CATIA software; the card strip creation modeling block comprises a non-woven fabric tensioning strip module, a PP (polypropylene) card strip module and a non-woven fabric card strip module, wherein the non-woven fabric tensioning strip module, the PP card strip module and the non-woven fabric card strip module are all internally provided with a part number input interface and a storage address input interface, the part number input interface can directly input a part number or restore a last part number to be filled through a Recover module, and the part number is used for generating a file name; the storage address input interface can directly input a storage address or browse and add the storage address through an Explore module, and the storage address is used for storing 3D data of the part and 2D drawing files in a CATPArt or CATDRAWING format generated by the card strip creating module;
the non-woven fabric tensioning strip module comprises a symmetrical non-woven fabric tensioning strip module, an asymmetrical non-woven fabric tensioning strip module and a non-woven fabric tensioning strip additional characteristic module, the cross sections of PP materials of parts created by the symmetrical non-woven fabric tensioning strip module and the asymmetrical non-woven fabric tensioning strip module are all oval, cross section dimension interfaces, a main dimension interface, a modeling module, a clearing module and a drawing module are arranged in the symmetrical non-woven fabric tensioning strip module and the asymmetrical non-woven fabric tensioning strip module, the cross section dimension interfaces comprise a cross section dimension diagram and a cross section dimension input area, cross section dimensions represented by letters displayed according to the cross section dimension diagram are selected in the cross section dimension input area, the main dimension interface comprises a main dimension diagram and a main dimension input area, filling of each main dimension and selection of characteristic type are performed in the main dimension input area according to the main dimension represented by each letter displayed in the main dimension diagram Selecting; the modeling module is used for creating a 3D data map of the part formed by the input finished section size and the main size; the drawing module is used for automatically projecting the 3D data diagram of the created part into a two-dimensional data diagram; the clearing module is used for clearing the input finished main size which is not reused for re-input; an additional characteristic interface is arranged in the non-woven fabric tightening strip additional characteristic module, the additional characteristic interface comprises an additional characteristic size graph, an additional characteristic size input area and an additional characteristic creating module, and filling of each characteristic size is carried out in the additional characteristic size input area according to the characteristic size represented by each letter displayed in the additional characteristic size graph; the created feature module is used for adding the additional features created by the input feature size to the created 3D data diagram of the part;
the PP card strip module is internally provided with a section selection interface, a section diagram display interface, a main dimension input area, a modeling module, a drawing module and a PP card strip additional characteristic interface, the section selection interface selects a section of a created part by utilizing a mold number list and displays the section in the section diagram display interface, the main dimension input area fills in the main dimension according to actual requirements, and the modeling module is used for creating a 3D data diagram of the part formed by the selected section and the input finished main dimension; the drawing module is used for automatically projecting the 3D data diagram of the created part into a two-dimensional data diagram; the PP card strip additional feature interface comprises an additional feature size graph, an additional feature size input area and an additional feature creation module, and filling of each feature size is carried out in the additional feature size input area according to the feature size represented by each letter displayed by the additional feature size graph; the created feature module is used for adding the additional features created by the input feature size to the created 3D data diagram of the part;
the non-woven fabric card strip module is internally provided with a section selection interface, a section diagram display interface, a main dimension input area, a modeling module, a drawing module and a non-woven fabric card strip additional characteristic interface, the section selection interface selects a section of a created part by utilizing a mould number list and displays the section in the section diagram display interface, and the main dimension is filled in the main dimension input area according to actual requirements; the modeling module is used for creating a 3D data diagram of the part formed by the selected section and the input finished main size, and the drawing module is used for automatically projecting the 3D data diagram of the created part into a two-dimensional data diagram; the non-woven fabric card strip additional characteristic interface comprises an additional characteristic size graph, an additional characteristic size input area and an additional characteristic creating module, and filling of each characteristic size is carried out in the additional characteristic size input area according to the characteristic size represented by each letter displayed in the additional characteristic size graph; the create feature module is used for adding the additional features created by the input feature size to the created 3D data diagram of the part.
2. A key parameter based seat trim card strip generation system as recited in claim 1, wherein: the cross-sectional dimension in symmetrical non-woven fabric tensioning strip module and the asymmetrical non-woven fabric tensioning strip module comprises an oval dimension, a non-woven fabric extension length and a non-woven fabric thickness, wherein a group of oval dimensions is selected from a set value of a list, the non-woven fabric extension length is selected from a drop-down list, the non-woven fabric thickness is limited to be 1, and manual input is not needed.
3. A key parameter based seat trim card strip generation system as recited in claim 1, wherein: the main sizes in the symmetrical non-woven fabric tensioning strip module and the asymmetrical non-woven fabric tensioning strip module comprise characteristic shape size, non-woven fabric size and characteristic position size, and the characteristic shape size is preset and does not need manual input; filling the size of the non-woven fabric according to actual requirements; the characteristic position size is filled according to actual requirements and the characteristic type of the characteristic position is selected in a list, wherein the reference of the characteristic position size of the symmetrical non-woven fabric tightening strip module is located on the central line of the part, and the reference of the characteristic position size of the asymmetrical non-woven fabric tightening strip module is located on one side edge of the part.
4. A key parameter based seat trim card strip generation system as recited in claim 1, wherein: nine additional characteristic interfaces are arranged in the non-woven fabric tensioning strip additional characteristic module, and the additional characteristics are a round hole, a long round hole, a bottom side triangular shear mouth, a side triangular shear mouth, trapezoidal shear mouths at two ends, a bottom side trapezoidal shear mouth, a rectangular shear mouth, triangular 'wolf teeth' and semicircular 'wolf teeth' respectively.
5. A key parameter based seat trim card strip generation system as recited in claim 1, wherein: eight additional characteristic interfaces are arranged in the PP card strip additional characteristic interface, the additional characteristics are a round hole, a bottom side triangular shear notch, a side triangular shear notch, a rectangular notch, a partial rectangular notch, a side trapezoidal shear notch, a side small-upper-lower-large-type oblique notch and a side large-upper-lower-small-type oblique notch respectively, the characteristic position size in the height direction and the shape size of the partial additional characteristics in the additional characteristics are preset values, wherein the characteristic position size in the height direction automatically changes along with different section selection without manual input.
6. A key parameter based seat trim card strip generation system as recited in claim 1, wherein: the main size in the PP card strip module is the total length of the card strip, and the total length of the card strip is filled according to actual requirements.
7. A key parameter based seat trim card strip generation system as recited in claim 1, wherein: the main size in the non-woven fabric card strip module comprises a card strip total length, a non-woven fabric extending height, a non-woven fabric extending length and a non-woven fabric thickness, the card strip total length is filled according to actual requirements, the non-woven fabric height and the non-woven fabric extending length are selectively filled according to the schematic of a cross-sectional diagram, and the non-woven fabric thickness is filled according to the actual requirements.
8. A key parameter based seat trim card strip generation system as recited in claim 1, wherein: the non-woven fabric clamping strip is characterized in that thirteen additional features are arranged in an additional feature interface of the non-woven fabric clamping strip, the additional features are respectively a round hole positioned on the non-woven fabric, a long round hole, a triangular shear notch at the bottom edge, a trapezoidal shear notch at the bottom edge, a round hole positioned on the PP, rectangular notches positioned on the non-woven fabric and the PP, rectangular notches positioned on partial PP, a large triangular shear notch at one side, a trapezoidal shear notch at one side, a small-lower large type oblique notch at the side edge and a large-lower small type oblique notch at the side edge, and position sizes related to the size of the non-woven fabric in the additional features are preset values, and the additional features.
9. A key parameter based seat trim card strip generation system as claimed in any one of claims 1 to 8 wherein: the non-woven fabric tightening strip module, the PP clamping strip module and the non-woven fabric clamping strip module also comprise a hiding module, a warning and prompting module and a help module; the hiding module is used for hiding the card strip creating module window to form a small window body with a display interface module, and when the card strip creating module needs to be continuously used, the display interface module is clicked to automatically jump out of the card strip creating module which is opened before; the warning and prompting module pops up an error object prompting window in the data filling process, such as missing filling or error filling; the help module is used for loading help documents written in the html language stored in a public position, and the help documents are directly opened in the browser after the help module is clicked.
10. A method of operating a key parameter based seat strip generation system according to any one of claims 1 to 9, comprising the steps of:
step S1: opening CATIA software, and clicking a card bar creation module;
step S2: selecting a non-woven fabric tightening strip module or a PP (polypropylene) strip module or a non-woven fabric strip module from the strip clamping creation module to create a corresponding part;
step S3: inputting a part number on a part number input interface, and inputting a storage address on a storage address input interface or adding the storage address through browsing;
step S4: when the created part is a nonwoven tensioning strip;
selecting the section size in a section size input area, filling the main size in the main size input area, checking the characteristic types of the positions, clicking a modeling module, and establishing and storing a 3D data graph of the non-woven fabric tensioning strip; when additional characteristics exist, selecting an additional characteristic module, filling in all dimensions in an additional characteristic dimension input area of an additional characteristic interface, clicking a characteristic creation module, displaying and storing the created additional characteristics in a 3D data diagram of an established nonwoven fabric tensioning strip, clicking a drawing module when the two-dimensional data diagram of the nonwoven fabric tensioning strip is needed, and automatically projecting the 3D data diagram of the created nonwoven fabric tensioning strip on a newly-built standard drawing template into a two-dimensional data diagram;
step S5: when the created part is a PP card strip;
selecting a mould number in the list on a section selection interface to select a corresponding section shape, filling a main dimension in a main dimension input area, clicking a modeling module, and establishing and storing a 3D data graph of the PP card strip; when additional features exist, selecting an additional feature interface, filling in all dimensions in an additional feature dimension input area, clicking a feature creation module, displaying and storing the created additional features in a 3D data diagram of the established PP card strip, clicking a drawing module when the two-dimensional data diagram of the PP card strip is needed, and automatically projecting the created 3D data diagram of the PP card strip on a newly-built standard drawing template into a two-dimensional data diagram;
step S6: when the created part is a non-woven fabric clamping strip;
selecting the mold number in the list on a section selection interface to select a corresponding section shape, filling the main dimension in a main dimension input area, clicking a modeling module, and establishing and storing a 3D data graph of the non-woven fabric card strip; when the additional features exist, selecting an additional feature interface, filling in all dimensions in an additional feature dimension input area, clicking a feature creation module, displaying and storing the created additional features in a 3D data diagram of the established non-woven fabric card strip, clicking a drawing module when the two-dimensional data diagram of the non-woven fabric card strip is needed, and automatically projecting the created 3D data diagram of the non-woven fabric card strip on a newly-built standard drawing template into the two-dimensional data diagram.
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