CN112131669A - Characteristic thumbnail processing system and method - Google Patents

Abstract

The invention discloses a system and a method for processing a characteristic thumbnail, and relates to the technical field of computers. The feature thumbnail processing system includes: the system comprises a pre-processing module and a post-processing module, wherein a part list is obtained through the pre-processing module, a part digital model corresponding to a part in the part list is matched, the part digital model is placed according to a preset view direction to obtain an initial image of the part digital model, the initial image is exported to be a picture file in a preset format, the picture file is imported into a preset picture column of the part list through the post-processing module, the initial image in the picture file is scaled in an equal proportion according to the size of a cell corresponding to the preset picture column to obtain a part characteristic thumbnail, automatic acquisition of the part characteristic thumbnail is achieved, the technical problems of low manual operation efficiency, high possibility of error and long time consumption are solved, and the working efficiency and the accuracy of manufacturing the whole vehicle part characteristic thumbnail are improved.

Description

Characteristic thumbnail processing system and method

Technical Field

The invention relates to the technical field of computers, in particular to a system and a method for processing a characteristic thumbnail.

Background

In the application of part feature extraction, in order to facilitate information transmission, a three-dimensional digital-analog is required to be converted into an image, and a large amount of screenshot processing is usually involved in the process.

The above is only for the purpose of assisting understanding of the technical aspects of the present invention, and does not represent an admission that the above is prior art.

Disclosure of Invention

The invention mainly aims to provide a characteristic thumbnail processing system and a characteristic thumbnail processing method, and aims to solve the technical problems of low efficiency, high error probability and long time consumption of a method for extracting a part characteristic thumbnail in the prior art.

To achieve the above object, the present invention provides a feature thumbnail processing system including: a pre-processing module and a post-processing module;

the preprocessing module is used for acquiring a part list, matching a part digital model corresponding to a part in the part list, placing the part digital model according to a preset view direction to obtain an initial image of the part digital model, and exporting the initial image into a picture file with a preset format;

the post-processing module is used for importing the picture file into a preset picture column of the part list, and scaling the initial image in the picture file in an equal proportion according to the size of a cell corresponding to the preset picture column to obtain a part feature thumbnail.

Optionally, the preprocessing module includes: the system comprises a preprocessing module, a view defining and editing module, an interference item identification module and a characteristic diagram cutting module;

the preprocessing module is used for acquiring a part list, and traversing parts in the part list to obtain a current part;

the view defining and editing module is used for matching a part digital model corresponding to the current part and placing the part digital model according to a preset view direction to obtain an initial image of the part digital model;

the interference item identification module is used for identifying interference information in the initial image, and when the interference information exists, closing a function selection item corresponding to the interference information to obtain an initial image without an interference item;

and the characteristic image cutting module is used for cutting and removing the blank area of the non-interference item initial image to obtain a characteristic image and exporting the characteristic image to a picture file with a preset format.

Optionally, the interference item identification module includes: the assembly tree recognition unit, the compass recognition unit and the coordinate system recognition unit;

the assembly tree identification unit is used for judging whether the assembly tree exists or not when the interference information in the initial image is the assembly tree, and closing the function option corresponding to the assembly tree to obtain the initial image without the assembly tree when the assembly tree exists;

the compass identification unit is used for judging whether the compass exists or not when the interference information in the initial image is the compass, and closing the function option corresponding to the compass when the compass exists to obtain the initial image without the compass;

and the coordinate system identification unit is used for judging whether the coordinate system exists or not when the interference information in the initial image is the coordinate system, and closing the function option corresponding to the coordinate system when the coordinate system exists to obtain the initial image without the coordinate system.

Optionally, the feature thumbnail processing system further comprises an operation loop module;

the preprocessing module is also used for numbering the parts in the part list to obtain the current part number;

the operation cycle module is used for judging whether the next part number of the current part number exists or not, and when the next part number exists, the next part number is used as a new current part number, and the step of executing the view defining and editing module is returned;

in addition, to achieve the above object, the present invention further provides a feature thumbnail processing method, which is applied to a feature thumbnail processing system, where the feature thumbnail processing system includes: a pre-processing module and a post-processing module;

the characteristic thumbnail processing method comprises the following steps:

the preprocessing module acquires a part list, matches a part digital model corresponding to a part in the part list, places the part digital model according to a preset view direction to obtain an initial image of the part digital model, and exports the initial image into a picture file with a preset format;

and the post-processing module imports the picture file into a preset picture column of the part list, and performs equal-scale scaling on an initial image in the picture file according to the size of a cell corresponding to the preset picture column to obtain a part feature thumbnail.

Optionally, the pre-processing module obtains a part list, matches a part digifax corresponding to a part in the part list, places the part digifax according to a preset view direction to obtain an initial image of the part digifax, and exports the initial image to a picture file in a preset format, where the method includes:

the preprocessing module acquires a part list, and traverses parts in the part list to obtain a current part;

the view defining and editing module is matched with a part digital model corresponding to the current part, and the part digital model is placed according to a preset view direction to obtain an initial image of the part digital model;

the interference item identification module identifies interference information in the initial image, and when the interference information exists, the function selection item corresponding to the interference information is closed to obtain an interference item-free initial image;

and the characteristic image cutting module cuts and removes blank areas of the non-interference initial image to obtain a characteristic image, and exports the characteristic image to a picture file with a preset format.

Optionally, the identifying module of the interference item identifies interference information in the initial image, and when the interference information exists, the function selection item corresponding to the interference information is closed, and obtaining the initial image without the interference item includes:

the assembly tree identification unit judges whether the assembly tree exists when the interference information in the initial image is the assembly tree, and closes the function option corresponding to the assembly tree when the assembly tree exists to obtain an initial image without the assembly tree;

the compass identification unit judges whether the compass exists when the interference information in the initial image is the compass, and closes the function option corresponding to the compass when the compass exists to obtain an initial image without the compass;

and the coordinate system identification unit judges whether the coordinate system exists when the interference information in the initial image is the coordinate system, and closes the function selection item corresponding to the coordinate system when the coordinate system exists to obtain the initial image without the coordinate system.

Optionally, the post-processing module imports the picture file into a preset picture column of the part list, and performs equal-scale scaling on an initial image in the picture file according to the size of a cell corresponding to the preset picture column to obtain a part feature thumbnail, where the step of importing the picture file into the preset picture column includes:

the image import module imports the picture file into a preset picture column of the part list;

the image zooming module zooms the characteristic image in an equal proportion according to the size of the cell corresponding to the preset picture column to obtain a zoomed image;

and the image displacement module calculates the vertex position of the zoomed image, and moves the zoomed image to the middle position in the cell according to the vertex position to obtain a part feature thumbnail.

Optionally, the image displacement module calculates a vertex position of the zoomed image, and moves the zoomed image to a middle position in the cell according to the vertex position to obtain the part feature thumbnail, and the method further includes:

the preprocessing module numbers the parts in the part list to obtain the current part number;

and the operation circulation module judges whether the next part number of the current part number exists or not, and when the next part number exists, the next part number is used as a new current part number, and the step of executing the view definition and editing module is returned.

According to the method, the part list is obtained through the pre-processing module of the characteristic thumbnail system, the part digifax corresponding to the part in the part list is matched, the part digifax is placed according to the preset view direction, the initial image of the part digifax is obtained, the initial image is exported to be the picture file in the preset format, the picture file is imported into the preset picture column of the part list through the post-processing module, the initial image in the picture file is scaled in an equal proportion according to the size of the cell corresponding to the preset picture column, the part characteristic thumbnail is obtained, the automatic obtaining of the part characteristic thumbnail is achieved, the technical problems of low manual operation efficiency, high possibility of error and long time consumption are solved, and the efficiency and the accuracy of manufacturing the whole vehicle part characteristic thumbnail are improved.

Drawings

FIG. 1 is a functional block diagram of a first embodiment of a feature thumbnail processing system of the present invention;

FIG. 2 is a functional block diagram of a second embodiment of a feature thumbnail processing system of the present invention;

FIG. 3 is a functional block diagram of a third embodiment of a feature thumbnail processing system of the present invention;

FIG. 4 is a functional block diagram of a fourth embodiment of a feature thumbnail processing system of the present invention;

FIG. 5 is a flowchart illustrating a first embodiment of a method for processing a characteristic thumbnail according to the present invention;

FIG. 6 is a flowchart illustrating a second embodiment of a method for processing characteristic thumbnails in accordance with the present invention;

FIG. 7 is a flowchart illustrating a third exemplary embodiment of a method for processing characteristic thumbnails in accordance with the present invention;

FIG. 8 is a flowchart illustrating a fourth exemplary embodiment of a method for processing characteristic thumbnails in accordance with the present invention;

the implementation, functional features and advantages of the objects of the present invention will be further explained with reference to the accompanying drawings.

Detailed Description

It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1, fig. 1 is a functional block diagram of a first embodiment of a characteristic thumbnail processing system according to the present invention.

The feature thumbnail processing system includes: a pre-processing module 10 and a post-processing module 20.

It should be noted that the operation of the post-processing module 20 depends on the operation processing performed by the pre-processing module 10, and the pre-processing module 10 and the post-processing module 20 of the feature thumbnail processing system can implement automatic acquisition of the feature thumbnail by applying CATIA software and Excel software.

In this embodiment, the preprocessing module 10 is configured to obtain a part list, match a part digifax corresponding to a part in the part list, place the part digifax in a preset view direction to obtain an initial image of the part digifax, and export the initial image into a picture file in a preset format.

In a specific implementation, the preprocessing module 10 obtains a part list from Excel software, and searches a part digital-analog corresponding to a part in the part list through CATIA software after obtaining the part list. When the CATIA software can search the corresponding digifax, the parts in the part list and the part digifax corresponding to the parts are successfully matched; when the CATIA software cannot search the corresponding digifax, it indicates that the part in the part list has no part digifax corresponding to the part in the part digifax database of the CATIA software, that is, the matching is successful, at this time, the pre-processing module 10 may call from the external part digifax database until the part digifax corresponding to the part is searched, and then the part digifax is led into the CATIA software, that is, the matching is successful, and the external part digifax database may be a part digifax database of any source, which is not limited in this embodiment.

In a specific implementation, the preprocessing module 10 adjusts the view direction of the matched part digifax in the CATIA software, and the view direction of the part digifax needs to be adjusted to be consistent with a preset view direction. The preset view direction can be an optimal view direction capable of reflecting the characteristics of the part, and the characteristics of the part can be information such as holes, grooves, corners and the like on the part. The preset view direction may also be any view direction specified by the user, and the embodiment is not limited.

In a specific implementation, the preprocessing module 10 captures a part digital-to-analog adjusted according to a preset view direction in the CATIA software. The CATIA software has a part digital-analog display window, the preprocessing module 10 captures a complete picture of the display window, and the captured picture is used as an initial image of the part digital-analog.

It should be noted that the pre-processing module 10 compresses the initial image, and derives the initial image as a picture file in a preset format, where the preset format may be a JPG format, and the pre-processing module 10 sends the picture file in the JPG format to the post-processing module. The preset format may also be any one of the picture formats meeting the user requirements, and the pre-processing module 10 sends the picture file meeting the user picture format requirements to the post-processing module, which is not limited in this embodiment.

In this embodiment, the post-processing module 20 is configured to import the picture file into a preset picture column of the part list, and perform equal-scale scaling on an initial image in the picture file according to a size of a cell corresponding to the preset picture column to obtain a part feature thumbnail.

In a specific implementation, the post-processing module 20 receives the picture file sent by the pre-processing module 10, decompresses the picture file, and restores the decompressed picture file to an initial image, the post-processing module 20 guides the initial image into a preset picture column of the part list, the preset picture column may be a picture storage list corresponding to the part in the part list, and the post-processing module 20 stores the initial image into the preset picture column in a one-to-one correspondence manner according to the position or sequence of the part in the preset picture column.

In a specific implementation, the preset picture column may be composed of cells corresponding to parts, the cells may store initial images corresponding to the parts, the post-processing module 20 stores the initial images in the cells in a one-to-one correspondence according to positions or sequences of the parts in the preset picture column, and performs scaling on the initial images according to sizes of the cells to obtain a part feature thumbnail, the sizes of the cells may be widths and heights of the cells, the sizes of the part feature thumbnails may be lengths and widths of pictures, the picture length of the part feature thumbnail needs to be smaller than the width of the corresponding cell, and the picture width of the part feature thumbnail needs to be smaller than the height of the corresponding cell.

In the embodiment, a part list is obtained through a preprocessing module, part digital models corresponding to parts in the part list can be matched through a plurality of digital model databases, the part digital models are placed according to a preset view direction to obtain initial images of the part digital models, the initial images of the same part are consistent and have no angle error caused by manual work, the initial images are exported to be picture files in a preset format to obtain a convenient and quick transmission mode, a post-processing module guides the picture files into a preset picture column of the part list, and the initial images in the picture files are scaled in equal proportion according to the size of a cell corresponding to the preset picture column to obtain part feature thumbnails, so that the part thumbnails are stored in a proper size, and the technical problems of low efficiency, high error probability and long time consumption of a method for manually extracting the part feature thumbnails are solved, the processing speed and accuracy of the feature thumbnail are improved, and the acquisition efficiency of the part feature thumbnail is improved.

Referring to fig. 2, fig. 2 is a functional block diagram of a second embodiment of the characteristic thumbnail processing system according to the present invention, and the second embodiment of the characteristic thumbnail processing system according to the present invention is proposed based on the first embodiment.

In this embodiment, the preprocessing module 10 includes a preprocessing module 101, a view defining and editing module 102, an interference item identifying module 103, and a feature map clipping module 104.

It should be noted that the preprocessing module 101 may apply Excel software, the view defining and editing module 102, the interference item identifying module 103, and the feature diagram clipping module 104 may apply CATIA software, and the embodiment is not limited thereto, and software having the same function may be selected according to actual requirements.

In this embodiment, the preprocessing module 101 is configured to obtain a part list, and traverse parts in the part list to obtain a current part.

In the specific implementation, the preprocessing module 101 opens Excel software, obtains a list of parts to be processed from the Excel software, and traverses parts in the list of parts after the preprocessing module 101 opens the list of parts to obtain a current part.

In this embodiment, the view defining and editing module 102 is configured to match a part digifax corresponding to the current part, and place the part digifax in a preset view direction to obtain an initial image of the part digifax.

In specific implementation, the view defining and editing module 102 searches a part digital-analog database corresponding to a current part in the CATIA software, and when the CATIA software can search a corresponding digital-analog, it indicates that the part in the part list and the part digital-analog corresponding to the part are successfully matched; when the CATIA software cannot search the corresponding digifax, it indicates that the part in the part list is successfully matched if no part digifax corresponding to the part is found in the part digifax database of the CATIA software, at this time, the view definition and editing module 102 may call from the external part digifax database until the part digifax corresponding to the part is searched, and then the part digifax is led into the CATIA software, i.e., the matching is successful, and the external part digifax database may be a part digifax database from any source, which is not limited in this embodiment.

In a specific implementation, the view defining and editing module 102 adjusts the view direction of the matched part digifax in the CATIA software, and the view direction of the part digifax needs to be adjusted to be consistent with a preset view direction. The preset view direction can be an optimal view direction capable of reflecting the characteristics of the part, and the characteristics of the part can be information such as holes, grooves, corners and the like on the part. The preset view direction may also be any view direction specified by the user, and the embodiment is not limited.

In a specific implementation, the view defining and editing module 102 captures a part digital model adjusted according to a preset view direction in the CATIA software. The CATIA software has a display window of the part digital analogy, the view definition and editing module 102 captures a complete picture of the display window, and the captured picture is used as an initial image of the part digital analogy.

In this embodiment, the interference item identification module 103 is configured to identify interference information in the initial image, and when the interference information exists, close the function selection item corresponding to the interference information to obtain an initial image without an interference item.

In a specific implementation, the interference item identification module 103 obtains an initial image from the CATIA software, and identifies interference information that may appear in the initial image, where the interference information may be a display symbol corresponding to a function option opened in the CATIA software, and the function option may be an assembly tree, a compass, a coordinate system, a cursor, and the like.

In a specific implementation, when it is recognized that the interference information exists in the initial image, the interference item recognition module 103 closes a function option corresponding to the interference information in the CATIA software, and after the function option is closed, the interference item recognition module 103 captures a complete picture of the display window, and takes the captured picture as the initial image of the interference-free item.

In this embodiment, the feature map clipping module 104 is configured to clip and remove a blank area of the initial image without the interference item to obtain a feature image, and export the feature image to a picture file in a preset format.

It should be noted that the feature map clipping module 104 obtains an initial image without an interference item, the initial image without the interference item has a meaningless blank area, and the feature map clipping module 104 clips and removes the blank area of the initial image without the interference item to obtain a feature image.

In a specific implementation, the feature map clipping module 104 may identify an upper vertex, a lower vertex, a left vertex, and a right vertex of a digital-analog graph in the feature image, where the upper vertex of the digital-analog graph may be a topmost point of the current part in the preset view direction, the lower vertex of the digital-analog graph may be a bottommost point of the current part in the preset view direction, the left vertex of the digital-analog graph may be a leftmost point of the current part in the preset view direction, the right vertex of the digital-analog graph may be a rightmost point of the current part in the preset view direction, and straight line segments where the upper vertex, the lower vertex, the left vertex, and the right vertex of the digital-analog graph form a rectangle surrounding the digital-analog graph, the sides of the rectangle are parallel to the sides of the display window, the feature map clipping module 104 clips and removes blank regions except the rectangle, and uses the remaining image as a feature image.

In a specific implementation, the feature map clipping module 104 compresses the feature image and exports the feature image as a picture file in a preset format, where the preset format may be a JPG format, and the feature map clipping module 104 sends the picture file in the JPG format to the post-processing module. The preset format may also be any one of the picture formats meeting the user requirements, and the feature map clipping module 104 sends the picture file meeting the user picture format requirements to the post-processing module, which is not limited in this embodiment.

In this embodiment, the post-processing module 20 includes: an image import module 201, an image scaling module 202 and an image displacement module 203.

It should be noted that the image importing module 201, the image scaling module 202, and the image shifting module 203 may implement corresponding functions by using Excel software.

In this embodiment, the image importing module 201 is configured to import the picture file into a preset picture column of the parts list.

In a specific implementation, the image importing module 201 receives the picture file sent by the feature map clipping module 104, decompresses the picture file, and restores the decompressed picture file to an initial image, the image importing module 201 imports the initial image into a preset picture column of a part list, where the preset picture column may be a picture storage list corresponding to the part in the part list, and the image importing module 201 stores the initial image into the preset picture column in a one-to-one correspondence manner according to the position or sequence of the part in the preset picture column.

In this embodiment, the image scaling module 202 is configured to scale the feature image according to the size of the cell corresponding to the preset picture column, so as to obtain a scaled image.

In a specific implementation, the preset picture column may be composed of cells corresponding to the parts, the cells may store initial images corresponding to the parts, the image scaling module 202 stores the initial images in the cells in a one-to-one correspondence according to the positions or the sequence of the parts in the preset picture column, and scales the initial images in an equal proportion according to the sizes of the cells to obtain scaled images, the sizes of the cells may be the widths and the heights of the cells, the sizes of the scaled images may be the lengths and the widths of the pictures, the picture lengths of the scaled images need to be smaller than the widths of the corresponding cells, and the picture widths of the scaled images need to be smaller than the heights of the corresponding cells.

In this embodiment, the image shifting module 203 is configured to calculate a vertex position of the zoomed image, and move the zoomed image to a middle position in the cell according to the vertex position to obtain a part feature thumbnail.

In a specific implementation, four vertexes correspond to four corners of the zoomed image, the image displacement module 203 calculates four vertex positions of the zoomed image, and moves the zoomed image to a position where distances from the four vertexes of the zoomed image to the four corners of the cell are equal, at this time, the zoomed image is located at a middle position in the cell, and the part feature thumbnail is obtained.

In a specific implementation, the image displacement module 203 may further calculate a position corresponding to a center point of the zoomed image according to the positions of the four vertices, the image displacement module 203 calculates a position corresponding to a center point of the cell, and moves the zoomed image to the position corresponding to the center point of the cell, so that the center point of the zoomed image coincides with the center point of the cell, at this time, the zoomed image is located at a middle position in the cell, and a part feature thumbnail is obtained, which is not limited in this embodiment.

In the embodiment, a part list is obtained through a preprocessing module, a current part is obtained after traversal is performed, a view defining and editing module is matched with a part digital model corresponding to the current part, the part digital model is placed according to a preset view direction to obtain an initial image of the part digital model, so that the initial image of the same part is consistent and has no angle error caused by manual work, an interference item identification module closes a function selection item corresponding to interference information after identifying the interference information to obtain an initial image of an interference-free item, a feature image cutting module cuts out a blank area of the initial image of the interference-free item to obtain a feature image, the feature image is exported to a picture file in a preset format to obtain a convenient and quick transmission mode, an image importing module imports the picture file into a preset picture column of the part list, and an image scaling module scales the feature image in an equal proportion according to the size of a cell, in order to obtain the zoomed image, the image displacement module moves the zoomed image to the middle position in the cell according to the calculated top point position to obtain the part feature thumbnail, so that the part thumbnail is stored in a proper size, the technical problems of low efficiency, high error probability and long time consumption of a method for manually extracting the part feature thumbnail are solved, interference information and meaningless blank intervals are avoided, the processing speed and accuracy of the feature thumbnail are improved, and the obtaining efficiency of the part feature thumbnail is improved.

Referring to fig. 3, fig. 3 is a functional module schematic diagram of a third embodiment of the characteristic thumbnail processing system of the present invention, and a third embodiment of the intelligent flower box control system of the present invention is proposed based on the first embodiment.

In this embodiment, the interference item identification module 103 includes: a fitting tree identification unit 1031, a compass identification unit 1032, and a coordinate system identification unit 1033.

It should be noted that the preprocessing module 10 includes an interference item identification module 103, the interference item identification module includes an assembly tree identification unit 1031, a compass identification unit 1032 and a coordinate system identification unit 1033, and the assembly tree identification unit 1031, the compass identification unit 1032 and the coordinate system identification unit 1033 may implement corresponding functions by applying CATIA software.

It is easy to understand that the assembly tree identification unit 1031, the compass identification unit 1032 and the coordinate system identification unit 1033 may perform identification in any order, and after the previous unit identifies and closes the corresponding function option, the processed initial image is sent to the next unit for processing, and finally the initial image without interference items is obtained, which is not limited in this embodiment.

In this embodiment, the assembly tree identification unit 1031 is configured to determine whether an assembly tree exists when the interference information in the initial image is the assembly tree, and close the function option corresponding to the assembly tree when the assembly tree exists, so as to obtain an initial image without the assembly tree.

In a specific implementation, the assembly tree recognition unit 1031 obtains an initial image from the CATIA software, recognizes the initial image, determines whether an assembly tree exists, and when the assembly tree exists, the assembly tree recognition unit 1031 closes a function option corresponding to the assembly tree in the CATIA software, and after the function option is closed, the assembly tree recognition unit 1031 captures a complete picture of a display window, and takes the captured picture as the initial image without the assembly tree.

It is easily understood that when the mounting tree recognition unit 1031 judges that a mounting tree does not exist, the mounting tree recognition unit 1031 transmits the initial image to the compass recognition unit 1032.

In this embodiment, the compass identification unit 1032 is configured to determine whether the compass exists when the interference information in the initial image is the compass, and close the function option corresponding to the compass when the compass exists, so as to obtain an initial image without the compass.

In a specific implementation, the compass identification unit 1032 obtains the initial image processed by the assembly tree identification unit 1031, identifies the initial image, determines whether a compass exists, and when the compass exists, the compass identification unit 1032 closes a function option corresponding to the compass in the CATIA software, and after the function option is closed, the compass identification unit 1032 captures a complete picture of a display window, and takes the captured picture as the initial image without the compass.

It is easily understood that the compass identification unit 1032 implements the corresponding function after the tree identification unit 1031 is assembled, and an initial image without a compass is also displayed without an assembly tree when displayed without a compass.

It is easily understood that when the compass is judged to be absent by the compass identification unit 1032, the initial image is transmitted to the coordinate system identification unit 1033 by the compass identification unit 1032.

In this embodiment, the coordinate system identifying unit 1033 is configured to determine whether a coordinate system exists when the interference information in the initial image is the coordinate system, and close the function option corresponding to the coordinate system when the coordinate system exists, so as to obtain the initial image without the coordinate system.

In a specific implementation, the coordinate system identifying unit 1033 obtains the initial image processed in the compass identifying unit 1032, identifies the initial image, determines whether a coordinate system exists, when the coordinate system exists, the coordinate system identifying unit 1033 closes a function option corresponding to the coordinate system in the CATIA software, and after the function option is closed, the coordinate system identifying unit 1033 captures a complete picture of a display window, and the captured picture is used as the initial image without the coordinate system.

It is easy to understand that the coordinate system identification unit 1033 implements a corresponding function after the compass identification unit 1032, and the initial image without the coordinate system is displayed without the compass or the assembly tree when the initial image without the coordinate system is displayed, so that the initial image without the interference item is obtained.

In the embodiment, the assembly tree interference information can be removed by the assembly tree recognition unit, the compass interference information can be removed by the compass recognition unit, and the coordinate system interference information can be removed by the coordinate system recognition unit so as to obtain the initial image without any interference information, thereby reducing the error rate of the characteristic thumbnail.

Referring to fig. 4, fig. 4 is a functional block diagram of a fourth embodiment of the characteristic thumbnail processing system according to the present invention, and the fourth embodiment of the characteristic thumbnail processing system according to the present invention is proposed based on the first embodiment.

In this embodiment, the feature thumbnail processing system further includes an operation loop module 30; the preprocessing module 101 is further configured to number the parts in the part list to obtain a current part number; and the operation cycle module 30 is configured to determine whether a next part number of the current part number exists, and when the next part number exists, use the next part number as a new current part number, and return to the step of executing the view definition and editing module.

In a specific implementation, the preprocessing module 101 numbers the parts in the part list to obtain the current part number, the operation circulation module 30 determines whether the next part number of the current part number exists, and when the next part number exists, the next part number is used as a new current part number, and the step of executing the view defining and editing module 102 is returned, and when the next part number does not exist, the circulation operation may not be performed.

In the embodiment, the parts in the part list are numbered through the preprocessing module to obtain the current part number, and the operation circulation module executes the circulation operation when the next part number of the current part number exists so as to obtain the feature thumbnails of all the parts, thereby avoiding the omission condition possibly caused by manual operation and improving the completeness of feature thumbnail processing.

Further, referring to fig. 5, fig. 5 is a flowchart illustrating a feature thumbnail processing method according to a first embodiment of the present invention, where the feature thumbnail processing method is applied to a feature thumbnail processing system, and the feature thumbnail processing system includes: a pre-processing module and a post-processing module;

the characteristic thumbnail processing method comprises the following steps:

step S10: the preprocessing module obtains a part list, matches part digifax corresponding to parts in the part list, places the part digifax according to a preset view direction to obtain an initial image of the part digifax, and exports the initial image to a picture file with a preset format.

In the specific implementation, the preprocessing module acquires a part list from Excel software, and searches a part digital-analog corresponding to a part in the part list through CATIA software after the part list is acquired. When the CATIA software can search the corresponding digifax, the parts in the part list and the part digifax corresponding to the parts are successfully matched; when the CATIA software cannot search the corresponding digital analogy, the fact that the part in the part list has no part digital analogy corresponding to the part in a part digital analogy database of the CATIA software is indicated, namely, the matching is successful, at this moment, the preprocessing module can call from an external part digital analogy database until the part digital analogy corresponding to the part is searched, then the part digital analogy is led into the CATIA software, namely, the matching is successful, the external part digital analogy database can be a part digital analogy database from any source, and the embodiment is not limited.

In specific implementation, the preprocessing module adjusts the view direction of the matched part digital-to-analog in the CATIA software, and the view direction of the part digital-to-analog needs to be adjusted to be consistent with a preset view direction. The preset view direction can be an optimal view direction capable of reflecting the characteristics of the part, and the characteristics of the part can be information such as holes, grooves, corners and the like on the part. The preset view direction may also be any view direction specified by the user, and the embodiment is not limited.

In specific implementation, the preprocessing module captures a part digital model adjusted according to a preset view direction in CATIA software. The CATIA software has a part digital-analog display window, the preprocessing module captures a complete picture of the display window, and the captured picture is used as an initial image of the part digital-analog.

It should be noted that the preprocessing module compresses the initial image and exports the initial image as a picture file in a preset format, where the preset format may be a JPG format, and the preprocessing module sends the picture file in the JPG format to the post-processing module. The preset format may also be any one of the picture formats meeting the user requirements, and the pre-processing module sends the picture file meeting the user picture format requirements to the post-processing module, which is not limited in this embodiment.

Step S20: and the post-processing module imports the picture file into a preset picture column of the part list, and performs equal-scale scaling on an initial image in the picture file according to the size of a cell corresponding to the preset picture column to obtain a part feature thumbnail.

In a specific implementation, the post-processing module receives the picture file sent by the pre-processing module, decompresses the picture file, and restores the decompressed picture file into an initial image, the post-processing module guides the initial image into a preset picture column of the part list, the preset picture column can be a picture storage list corresponding to the part in the part list, and the post-processing module stores the initial image into the preset picture column in a one-to-one correspondence manner according to the position or sequence of the part in the preset picture column.

In the specific implementation, the preset picture column can be composed of cells corresponding to parts, the cells can store initial images corresponding to the parts, the post-processing module stores the initial images into the cells in a one-to-one correspondence mode according to the positions or the sequence of the parts in the preset picture column, the initial images are scaled in an equal proportion mode according to the sizes of the cells to obtain part feature thumbnails, the sizes of the cells can be the widths and the heights of the cells, the sizes of the part feature thumbnails can be the lengths and the widths of pictures, the picture lengths of the part feature thumbnails need to be smaller than the widths of the corresponding cells, and the picture widths of the part feature thumbnails need to be smaller than the heights of the corresponding cells.

In the embodiment, a part list is obtained through a preprocessing module, part digital models corresponding to parts in the part list can be matched through a plurality of digital model databases, the part digital models are placed according to a preset view direction to obtain initial images of the part digital models, the initial images of the same part are consistent and have no angle error caused by manual work, the initial images are exported to be picture files in a preset format to obtain a convenient and quick transmission mode, a post-processing module guides the picture files into a preset picture column of the part list, and the initial images in the picture files are scaled in equal proportion according to the size of a cell corresponding to the preset picture column to obtain part feature thumbnails, so that the part thumbnails are stored in a proper size, and the technical problems of low efficiency, high error probability and long time consumption of a method for manually extracting the part feature thumbnails are solved, the processing speed and accuracy of the feature thumbnail are improved, and the acquisition efficiency of the part feature thumbnail is improved.

Referring to fig. 6, fig. 6 is a flowchart illustrating a second embodiment of the characteristic thumbnail processing method according to the present invention, and the second embodiment of the characteristic thumbnail processing method according to the present invention is proposed based on the embodiment illustrated in fig. 5.

Step S10 specifically includes the following steps:

step S101: the preprocessing module obtains a part list, and traverses parts in the part list to obtain a current part.

In the specific implementation, the preprocessing module opens Excel software, a list of parts to be processed is obtained from the Excel software, and after the preprocessing module opens the list of parts, parts in the list of parts are traversed to obtain the current part.

Step S102: and the view defining and editing module is matched with a part digital model corresponding to the current part, the part digital model is placed according to a preset view direction, and the current position image is stored as an initial image of the part digital model.

In the specific implementation, the view definition and editing module searches a part digital-to-analog database corresponding to the current part in the CATIA software, and when the CATIA software can search the corresponding digital-to-analog database, the view definition and editing module indicates that the parts in the part list and the part digital-to-analog database corresponding to the parts are successfully matched; when the CATIA software cannot search the corresponding digital analogy, the fact that the part in the part list has no part digital analogy corresponding to the part in a part digital analogy database of the CATIA software is indicated, namely, the matching is successful, at this moment, the view definition and editing module can call from an external part digital analogy database until the part digital analogy corresponding to the part is searched, then the part digital analogy is led into the CATIA software to be successfully matched, the external part digital analogy database can be a part digital analogy database from any source, and the embodiment is not limited.

In a specific implementation, the view defining and editing module adjusts the view direction of the matched part digital-to-analog in the CATIA software, and the view direction of the part digital-to-analog needs to be adjusted to be consistent with a preset view direction. The preset view direction can be an optimal view direction capable of reflecting the characteristics of the part, and the characteristics of the part can be information such as holes, grooves, corners and the like on the part. The preset view direction may also be any view direction specified by the user, and the embodiment is not limited.

In a specific implementation, the view definition and editing module captures a part digital model adjusted according to a preset view direction in CATIA software. The CATIA software has a display window of the part digital analogy, the view definition and editing module captures the complete picture of the display window, and the captured picture is used as an initial image of the part digital analogy.

Step S103: and the interference item identification module identifies interference information in the initial image, and closes the function selection item corresponding to the interference information when the interference information exists, so as to obtain the initial image without the interference item.

In a specific implementation, the interference item identification module obtains an initial image from the CATIA software, and identifies interference information that may appear in the initial image, where the interference information may be a display symbol corresponding to a function option opened in the CATIA software, and the function option may be an assembly tree, a compass, a coordinate system, a cursor, and the like.

In the specific implementation, when the interference information exists in the initial image, the interference item identification module closes the function option corresponding to the interference information in the CATIA software, and after the function option is closed, the interference item identification module captures a complete picture of the display window and takes the captured picture as the initial image of the interference-free item.

Step S104: and the characteristic image cutting module cuts and removes blank areas of the non-interference initial image to obtain a characteristic image, and exports the characteristic image to a picture file with a preset format.

The feature map cropping module is used for cropping and removing the blank area of the non-interference item initial image to obtain the feature image.

In a specific implementation, the feature map clipping module may identify an upper vertex, a lower vertex, a left vertex, and a right vertex of a digital-analog graph in the feature image, where the upper vertex of the digital-analog graph may be a topmost point of the current part in a preset view direction, the lower vertex of the digital-analog graph may be a bottommost point of the current part in the preset view direction, the left vertex of the digital-analog graph may be a leftmost point of the current part in the preset view direction, the right vertex of the digital-analog graph may be a rightmost point of the current part in the preset view direction, straight line segments where the upper vertex, the lower vertex, the left vertex, and the right vertex of the digital-analog graph are located form a rectangle surrounding the digital-analog graph, an edge of the rectangle is parallel to an edge of the display window, and the feature map clipping module clips and removes a blank region except the rectangle, and uses the remaining image as the feature image.

In a specific implementation, the feature map clipping module compresses the feature image and exports the feature image as a picture file in a preset format, the preset format may be a JPG format, and the feature map clipping module sends the picture file in the JPG format to the post-processing module. The preset format may also be any one of the picture formats meeting the user requirements, and the feature map clipping module sends the picture file meeting the user picture format requirements to the post-processing module, which is not limited in this embodiment.

Further, step S20 specifically includes the following steps:

step S201: and the image import module imports the picture file into a preset picture column of the part list.

In a specific implementation, the image import module receives the picture file sent by the feature map clipping module, decompresses the picture file, and restores the picture file to an initial image, the image import module imports the initial image into a preset picture column of the part list, the preset picture column can be a picture storage list corresponding to the part in the part list, and the image import module stores the initial image into the preset picture column in a one-to-one correspondence manner according to the position or sequence of the part in the preset picture column.

Step S202: and the image zooming module zooms the characteristic image in an equal proportion according to the size of the cell corresponding to the preset picture column to obtain a zoomed image.

In a specific implementation, the preset picture column may be composed of cells corresponding to the parts, the cells may store initial images corresponding to the parts, the image scaling module stores the initial images in the cells in a one-to-one correspondence according to positions or sequences of the parts in the preset picture column, and scales the initial images in an equal proportion according to sizes of the cells to obtain scaled images, the sizes of the cells may be widths and heights of the cells, the sizes of the scaled images may be lengths and widths of pictures, the picture lengths of the scaled images need to be smaller than the widths of the corresponding cells, and the picture widths of the scaled images need to be smaller than the heights of the corresponding cells.

Step S203: and the image displacement module calculates the vertex position of the zoomed image, and moves the zoomed image to the middle position in the cell according to the vertex position to obtain a part feature thumbnail.

In a specific implementation, four vertexes correspond to four corners of the zoomed image, the image displacement module calculates four vertex positions of the zoomed image, and the zoomed image is moved to a position where distances from the four vertexes of the zoomed image to the four corners of the cell are equal, at this time, the zoomed image is located at the middle position in the cell, and the part feature thumbnail is obtained.

In a specific implementation, the image displacement module may further calculate a position corresponding to a center point of the zoomed image according to the positions of the four vertices, calculate a position corresponding to a center point of the cell, move the zoomed image to the position corresponding to the center point of the cell, and make the center point of the zoomed image coincide with the center point of the cell, at this time, the zoomed image is located at a middle position in the cell to obtain a part feature thumbnail, which is not limited in this embodiment.

In the embodiment, a part list is obtained through a preprocessing module, a current part is obtained after traversal is performed, a view defining and editing module is matched with a part digital model corresponding to the current part, the part digital model is placed according to a preset view direction to obtain an initial image of the part digital model, so that the initial image of the same part is consistent and has no angle error caused by manual work, an interference item identification module closes a function selection item corresponding to interference information after identifying the interference information to obtain an initial image of an interference-free item, a feature image cutting module cuts out a blank area of the initial image of the interference-free item to obtain a feature image, the feature image is exported to a picture file in a preset format to obtain a convenient and quick transmission mode, an image importing module imports the picture file into a preset picture column of the part list, and an image scaling module scales the feature image in an equal proportion according to the size of a cell, in order to obtain the zoomed image, the image displacement module moves the zoomed image to the middle position in the cell according to the calculated top point position to obtain the part feature thumbnail, so that the part thumbnail is stored in a proper size, the technical problems of low efficiency, high error probability and long time consumption of a method for manually extracting the part feature thumbnail are solved, interference information and meaningless blank intervals are avoided, the processing speed and accuracy of the feature thumbnail are improved, and the obtaining efficiency of the part feature thumbnail is improved.

Referring to fig. 7, fig. 7 is a flowchart illustrating a third embodiment of the feature thumbnail processing method according to the present invention, and the third embodiment of the feature thumbnail processing method according to the present invention is proposed based on the embodiment illustrated in fig. 5.

Step S103 specifically includes the following steps:

it should be noted that the assembly tree recognition unit, the compass recognition unit, and the coordinate system recognition unit may recognize in any order, and after the previous unit recognizes and closes the corresponding function option, the processed initial image is sent to the next unit for processing, and finally, an initial image without an interference item is obtained.

Step S1031: and the assembly tree identification unit judges whether the assembly tree exists when the interference information in the initial image is the assembly tree, and closes the function option corresponding to the assembly tree when the assembly tree exists to obtain the initial image without the assembly tree.

In the specific implementation, the assembly tree recognition unit obtains an initial image from CATIA software, recognizes the initial image, judges whether the assembly tree exists, closes a function option corresponding to the assembly tree in the CATIA software when the assembly tree exists, and after the function option is closed, the assembly tree recognition unit captures a complete picture of a display window and takes the captured picture as the initial image without the assembly tree.

It is easily understood that, when the fabricated tree recognizing unit judges that the fabricated tree does not exist, the fabricated tree recognizing unit transmits the initial image to the compass recognizing unit.

Step S1032: and when the interference information in the initial image is the compass, the compass identification unit judges whether the compass exists, and when the compass exists, the compass closes the function option corresponding to the compass to obtain the initial image without the compass.

In the specific implementation, the compass identification unit obtains an initial image processed by the assembly tree identification unit, identifies the initial image, and judges whether a compass exists, when the compass exists, the compass identification unit closes a function option corresponding to the compass in the CATIA software, after the function option is closed, the compass identification unit captures a complete picture of a display window, and the captured picture is used as the initial image without the compass.

It is easy to understand that the compass identification unit realizes the corresponding function after assembling the tree identification unit, and the initial image without the compass is not displayed with the assembled tree when being displayed without the compass.

It is easily understood that, when the compass is judged by the compass identifying unit to be absent, the compass identifying unit transmits the initial image to the coordinate system identifying unit.

Step S1033: and the coordinate system identification unit judges whether the coordinate system exists when the interference information in the initial image is the coordinate system, and closes the function selection item corresponding to the coordinate system when the coordinate system exists to obtain the initial image without the coordinate system.

In the specific implementation, the coordinate system identification unit obtains the initial image processed in the compass identification unit, identifies the initial image, judges whether the coordinate system exists, closes a function option corresponding to the coordinate system in CATIA software when the coordinate system exists, and captures a complete picture of a display window by the coordinate system identification unit after the function option is closed, wherein the captured picture is used as the initial image without the coordinate system.

It is easy to understand that the coordinate system identification unit realizes the corresponding function after the compass identification unit, and the initial image without the coordinate system is displayed without the compass or the assembly tree when the initial image without the coordinate system is displayed, so that the initial image without interference items is obtained.

In the embodiment, the assembly tree interference information can be removed by the assembly tree recognition unit, the compass interference information can be removed by the compass recognition unit, and the coordinate system interference information can be removed by the coordinate system recognition unit so as to obtain the initial image without any interference information, thereby reducing the error rate of the characteristic thumbnail.

Referring to fig. 8, fig. 8 is a flowchart illustrating a fourth embodiment of the feature thumbnail processing method according to the present invention, and the fourth embodiment of the feature thumbnail processing method according to the present invention is proposed based on the embodiment illustrated in fig. 5.

Step S30: the preprocessing module numbers the parts in the part list to obtain the current part number; and the operation circulation module judges whether the next part number of the current part number exists or not, and when the next part number exists, the next part number is used as a new current part number, and the step of executing the view definition and editing module is returned.

In the specific implementation, the preprocessing module numbers the parts in the part list to obtain the current part number, the operation circulation module judges whether the next part number of the current part number exists, when the next part number exists, the next part number is used as a new current part number, the step of executing the view definition and editing module is returned, and when the next part number does not exist, the circulation operation can not be carried out. In the embodiment, the parts in the part list are numbered through the preprocessing module to obtain the current part number, and the operation circulation module executes the circulation operation when the next part number of the current part number exists so as to obtain the feature thumbnails of all the parts, thereby avoiding the omission condition possibly caused by manual operation and improving the completeness of feature thumbnail processing.

Further, it is to be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or system that comprises the element.

The above-mentioned serial numbers of the embodiments of the present invention are merely for description and do not represent the merits of the embodiments.

Through the above description of the embodiments, those skilled in the art will clearly understand that the method of the above embodiments can be implemented by software plus a necessary general hardware platform, and certainly can also be implemented by hardware, but in many cases, the former is a better implementation manner. Based on such understanding, the technical solution of the present invention or portions thereof that contribute to the prior art may be embodied in the form of a software product, where the computer software product is stored in a storage medium (e.g. Read Only Memory (ROM)/RAM, magnetic disk, optical disk), and includes several instructions for enabling a terminal device (e.g. a mobile phone, a computer, a server, or a network device) to execute the method according to the embodiments of the present invention.

The above description is only a preferred embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.

Claims (10)

1. A feature thumbnail processing system, characterized in that the feature thumbnail processing system comprises: a pre-processing module and a post-processing module;

the preprocessing module is used for acquiring a part list, matching a part digital model corresponding to a part in the part list, placing the part digital model according to a preset view direction to obtain an initial image of the part digital model, and exporting the initial image into a picture file with a preset format;

the post-processing module is used for importing the picture file into a preset picture column of the part list, and scaling the initial image in the picture file in an equal proportion according to the size of a cell corresponding to the preset picture column to obtain a part feature thumbnail.

2. The system for processing the characteristic thumbnails as set forth in claim 1, wherein the preprocessing module comprises a preprocessing module, a view defining and editing module, an interference item identification module and a characteristic diagram clipping module;

the preprocessing module is used for acquiring a part list, and traversing parts in the part list to obtain a current part;

the view defining and editing module is used for matching a part digital model corresponding to the current part and placing the part digital model according to a preset view direction to obtain an initial image of the part digital model;

the interference item identification module is used for identifying interference information in the initial image, and when the interference information exists, closing a function selection item corresponding to the interference information to obtain an initial image without an interference item;

and the characteristic image cutting module is used for cutting and removing the blank area of the non-interference item initial image to obtain a characteristic image and exporting the characteristic image to a picture file with a preset format.

3. The feature thumbnail processing system according to claim 2 wherein said distractor identifying module comprises: the assembly tree recognition unit, the compass recognition unit and the coordinate system recognition unit;

the assembly tree identification unit is used for judging whether the assembly tree exists or not when the interference information in the initial image is the assembly tree, and closing the function option corresponding to the assembly tree to obtain the initial image without the assembly tree when the assembly tree exists;

the compass identification unit is used for judging whether the compass exists or not when the interference information in the initial image is the compass, and closing the function option corresponding to the compass when the compass exists to obtain the initial image without the compass;

and the coordinate system identification unit is used for judging whether the coordinate system exists or not when the interference information in the initial image is the coordinate system, and closing the function option corresponding to the coordinate system when the coordinate system exists to obtain the initial image without the coordinate system.

4. The feature thumbnail processing system according to any one of claims 1 to 3 wherein said post-processing module comprises: the image input module, the image zooming module and the image displacement module;

the image import module is used for importing the picture file into a preset picture column of the part list;

the image zooming module is used for zooming the characteristic image in an equal proportion according to the size of the cell corresponding to the preset picture column to obtain a zoomed image;

and the image displacement module is used for calculating the vertex position of the zoomed image, and moving the zoomed image to the middle position in the cell according to the vertex position to obtain a part feature thumbnail.

5. The feature thumbnail processing system according to claim 2 wherein said feature thumbnail processing system further comprises an operation loop module;

the preprocessing module is also used for numbering the parts in the part list to obtain the current part number;

and the operation cycle module is used for judging whether the next part number of the current part number exists or not, and when the next part number exists, the next part number is used as a new current part number, and the step of executing the view defining and editing module is returned.

6. A feature thumbnail processing method is applied to a feature thumbnail processing system, and the feature thumbnail processing system comprises: a pre-processing module and a post-processing module;

the characteristic thumbnail processing method comprises the following steps:

the preprocessing module acquires a part list, matches a part digital model corresponding to a part in the part list, places the part digital model according to a preset view direction to obtain an initial image of the part digital model, and exports the initial image into a picture file with a preset format;

and the post-processing module imports the picture file into a preset picture column of the part list, and performs equal-scale scaling on an initial image in the picture file according to the size of a cell corresponding to the preset picture column to obtain a part feature thumbnail.

7. The method for processing the feature thumbnail of claim 6, wherein the pre-processing module obtains a part list, matches a part digifax corresponding to a part in the part list, places the part digifax in a preset view direction to obtain an initial image of the part digifax, and exports the initial image to a picture file in a preset format, comprising:

the preprocessing module acquires a part list, and traverses parts in the part list to obtain a current part;

the view defining and editing module is matched with a part digital model corresponding to the current part, and the part digital model is placed according to a preset view direction to obtain an initial image of the part digital model;

the interference item identification module identifies interference information in the initial image, and when the interference information exists, the function selection item corresponding to the interference information is closed to obtain an interference item-free initial image;

and the characteristic image cutting module cuts and removes blank areas of the non-interference initial image to obtain a characteristic image, and exports the characteristic image to a picture file with a preset format.

8. The method for processing characteristic thumbnails according to claim 7, wherein the interference item identification module identifies interference information in the initial image, and when the interference information exists, the function selection item corresponding to the interference information is closed, and obtaining the initial image without the interference item includes:

the assembly tree identification unit judges whether the assembly tree exists when the interference information in the initial image is the assembly tree, and closes the function option corresponding to the assembly tree when the assembly tree exists to obtain an initial image without the assembly tree;

the compass identification unit judges whether the compass exists when the interference information in the initial image is the compass, and closes the function option corresponding to the compass when the compass exists to obtain an initial image without the compass;

and the coordinate system identification unit judges whether the coordinate system exists when the interference information in the initial image is the coordinate system, and closes the function selection item corresponding to the coordinate system when the coordinate system exists to obtain the initial image without the coordinate system.

9. The method for processing the feature thumbnail of claim 6, wherein the step of importing the picture file into a preset picture column of the part list by the post-processing module, and performing equal-scale scaling on an initial image in the picture file according to the size of a cell corresponding to the preset picture column to obtain the feature thumbnail comprises:

the image import module imports the picture file into a preset picture column of the part list;

the image zooming module zooms the characteristic image in an equal proportion according to the size of the cell corresponding to the preset picture column to obtain a zoomed image;

and the image displacement module calculates the vertex position of the zoomed image, and moves the zoomed image to the middle position in the cell according to the vertex position to obtain a part feature thumbnail.

10. The method for processing the feature thumbnail of claim 9, wherein the image shifting module calculates a vertex position of the scaled image, and shifts the scaled image to a middle position in the cell according to the vertex position to obtain the part feature thumbnail, and further comprising:

the preprocessing module numbers the parts in the part list to obtain the current part number;

and the operation circulation module judges whether the next part number of the current part number exists or not, and when the next part number exists, the next part number is used as a new current part number, and the step of executing the view definition and editing module is returned.

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