The present invention relates to the field of fastener aid design, and particularly to a fastener model representation device and method in a fastener aid design system in airplane structure design.
In conventional airplane design, fastener representation mainly relies on two-dimensional drawings. Distribution workload of drawings is great, frequent alteration of drawings might cause careless omission and errors, spatial position is not easily represented, coordination is not direct and a low efficiency is exhibited, and a designer's too much time and energy is occupied. In a certain sense, current fastener design and representation method have already become a bottleneck limiting the designer's design work.
Use of entity fasteners is a common full three-dimensional representation form, but assembling all fasteners as individual entity parts to a corresponding product causes an over-complicated product structure in the design software, a large number of parts and complicated assembling. It is difficult to put into practice for aircraft structure design of hundreds of thousands of fasteners.
In view of the above technical problems, the present invention provides a fastener model representation device and method in a fastener aid design system, which can provide a user with various graphic representations and statistic information of the fastener model, enable the user to browse and make any edition, amendment or configuration according to design needs, improve operability and easy use for the user in the fastener design, and meanwhile make fastener model graphic legends of the device more visual and comprehensible.
According to an embodiment of the present invention, it is provided a fastener model representation device in a fastener aid design system, comprising: at least one fastener model. The fastener model comprises an information storage module configured to store naming information and three-dimensional information of the fastener model, wherein the information storage module is further configured to store related information of the fastener model, the related information including a name, an identification number, weight, coordinates and materials of the fastener model, and including at least one of installation standards, connected parts, amendment information, heat treatment, detail parameters and mechanical properties of the fastener model; the related information and the naming information being shared by the fasteners of the same class in a manner of a digital dictionary.
According to one embodiment of the present invention, it is provided a visual method for representing the fastener model: using a full three-dimensional fastener representation method of feature lines and circles and using a method of feature points and feature lines with a minimum data size to define fastener information, wherein a shaft-like fastener model is represented with a line-segment graphic element; an annular fastener model is represented by a circular graphic element; anchor nut-like directional fastener model is represented with a circle with two line segments.
According to one embodiment of the present invention, it is provided a fastener model representation method in a fastener aid design system, comprising steps of: storing the three-dimensional information related to the fastener model in a local storage area of the fastener model; performing graphic representation display of the fastener model according to the three-dimensional information of the fastener model.
By means of the device and method of the present invention, the three-dimensional information of the fastener model is stored in the local storage area of the fastener model and may be directly accessed so that the three-dimensional information of the fastener model may be accessed and calculated, thereby providing users with various graphic representations of the fastener model and statistic information of the fastener model, enabling the user to browse and make any edition, amendment or configuration, and meanwhile making fastener model graphic legends of the device more visual and comprehensible by using specific graphic representation forms with lines and circles as features.
Other features, objectives and advantages of present invention will be made more apparent by reading the following detailed description of non-restrictive embodiments with reference to drawing.
Wherein identical or like reference numerals denote identical or similar step features or means (modules).
Exemplary description of specific embodiments of the present invention will be presented in detail with reference to figures.
Referring to
An embodiment of the fastener model representation device 10 in the fastener aid design system (not shown in the figure) according to the present invention comprises: two fastener models 101, 102 which respectively include an information storage modules 1011, 1021 for respectively storing 3-dimensional information of the fastener models 101, 102, wherein the 3-dimensional information can be obtained by the fastener aid design system via direct access.
Another embodiment of the fastener model representation device 10′ in the fastener aid design system (not shown in the figure) according to the present invention comprises one fastener model 101 which includes an information storage module 1011 for storing 3-dimensional information of the fastener model 101, wherein the 3-dimensional information can be obtained by the fastener aid design system via direct access.
Alternatively, the above representation device 10′ further comprises a display module 201 configured to perform graphic representation of the fastener model 101 according to the three-dimensional information stored by the information storage module 1011 of the fastener model 101.
Alternatively, the information storage module 1011 in the above representation device 10′ is further configured to store other related information of the fastener model 101. These related information includes a part number (e.g., NAS1097AD6-9) of the fastener model 101, and one or more of a name of the fastener model (e.g., aluminum alloy, Titanium-Niobium alloy 100 degree solid rivet), an identification number (e.g., 0860), weight (e.g., 30 g), installation standards, connected parts (e.g., a bi-layered steel plate), amendment information, coordinates, materials, heat treatment, detail parameter and mechanical property. Property information of the fasteners of the same class is shared in a manner of digital dictionary.
Alternatively, the fastener model representation device 10′ further comprises an information extracting module 204 configured to partially or totally obtain the three-dimensional information and/or other related information of the fastener model 101 or 102 stored in the information storage module, and display the obtained three-dimensional information and/or other related information on the display module 201. The information displayed on the display module 201 is classified and restrictively displayed according to needs of different processes such as design and assembly, for example, other related information may be only displayed for the assembling process, while the three-dimensional information and all other related information may be displayed for a user in the design stage.
Alternatively, the three-dimensional information of the fastener model representation device specifically comprises an installation position (e.g., an installation position on a three-dimensional position point on an aerofoil) of the fastener model 101, an installation direction (e.g., the installation direction is identified by an upward normal direction of a fastener installation plane or with three-dimensional coordinates) and a length (e.g., 13 cm).
Alternatively, in the graphic representation of the fastener model representation device 10′, the fastener model is represented one to one with graphic elements. As shown in
Alternatively, in the graphic representation of the fastener model representation device 10′, as shown in
Alternatively, the above fastener model representation device 10′ further comprises simplifying self-defining module (not shown) configured to perform graphic representation of the set of fastener models 101 in the form of points according to the three-dimensional information, that is, each point in the view represents the set of fasteners in a project. Alternatively, in response to an operation of the point by the mouse, the simplifying self-defining module is further configured to display the three-dimensional information on the fastener model 101 on the display module 201, define the fastener part number in properties of “points” in a specific set with semi-colon “;” in between (e.g., NAS1466; NAS1080-06). A check of weight and gravity center statistics, a margin and spacing can also be performed with respect to the fastener of a simple representation method of the above simplifying self-defining module.
Alternatively, the above fastener model representation device 10′ further comprises a visual hidden module 205 configured to receive a display portion which is of the graphic representation in the display module 201 and selected by the user, and only display on the display module the selected display portion of the graphic representation, and hide unselected display portion so that the user can only see the selected graphic representation portion on the display module and may enlarge or reduce it.
Alternatively, the fastener model representation device 10′ further comprises a statistic module (not shown) configured to obtain design information of the fastener model 101 according to the three-dimensional information of the fastener model 101. Preferably, in the representation device of the fastener model in the present embodiment, the design information comprises a part number (e.g., NAS1097AD6-9), a name, the quantity, weight, center of gravity and the like of the fastener model, wherein the center of gravity needs to be obtained by calculation according to geometrical parameters included in the three-dimensional information of the fasteners.
Alternatively, the fastener model representation device 10′ further comprises an automatic updating module 203 configured to automatically update information (e.g., a bolt length) of the information storage module according to a change (e.g., a change of connected parts in dimensions caused by user's replacement of parts) according to dimensions (such as thickness) of parts connected by the fastener model. Preferably, the automatic updating module 203 performs corresponding proportional graphic representation on the display module 201 according to updated dimensions (e.g., a bolt length) information. Preferably, the above updated information includes the installation position, length, part number of the fastener model and the like.
Alternatively, the fastener model representation device 10′ further comprises a batch processing module 202 configured to correspondingly give the three-dimensional information and other properties stored in the three fastener models 501, 502, 503 selected by the user and shown in
Alternatively, the fastener model representation device 10′ further comprises a searching and positioning module 206, wherein the fastener model 101 is provided with a sole identification such as 0657, the fastener model 102 is provided with a sole identification such as 0659, the searching and positioning module 206 searches and positions the fastener model according to the sole identifications of the fastener models 101, 102; and perform graphic representation of the searched and positioned fastener model on the display module 201, i.e., display on the display module 201 in a thumbnail or a schematic diagram in a T shape as shown in
Alternatively, the fastener model representation device 10′ further comprises a global representing module (not shown) configured to perform, according to the three-dimensional information of the fastener models 501, 502, 503 and 501′, 502′, 503′, graphic representation of the above fastener models on the display module 201 in the form of a vector and annotation. As shown in
Alternatively, the fastener model representation device 10′ further comprises an automatic generating module 207 configured to automatically generate, after the part number being determined, feature lines and related information thereof corresponding to a combination of the fastener models and establish association with the connected parts through choosing the position points of the fastener models and parts connected by upper and lower layers thereof. After the related part is determined by clicking the mouse, the automatic generating module 207 automatically extracts related parameter information to generate feature line/circle to ensure features of all fastener models accurate and uniform and establish association with the connected parts. All information of the fasteners includes for example a part number (e.g., NAS1097AD6-9), a name (e.g., aluminum alloy, Titanium-Niobium alloy 100 degree solid rivet), an identification number (e.g., 0860), weight (e.g., 30 g), installation standards, connected parts (e.g., a bi-layered steel plate), amendment information, coordinates, materials, heat treatment, detail parameter and mechanical property of the fastener models. The fasteners with the same part number share property information in a manner of digital dictionary to achieve light weight of the model volume.
First, performing step S301: storing the three-dimensional information related to the fastener model in a local storage area of the fastener model;
Then, performing step S302: performing graphic representation display of the fastener model according to the three-dimensional information of the fastener model.
It is appreciated that the above embodiments are only exemplary and not intended to limit the present invention. Any technical solutions without departing from the spirit of the present invention shall fall within the protection scope of the present invention, which means that different technical features appearing in different embodiments may be combined to achieve an advantageous effect. Besides, any reference number in claims shall not be considered as limiting said claims; the word “comprising” does not exclude devices or steps not listed in other claims or the description; “a” before a device does not exclude existence of a plurality of said devices; in an apparatus including a plurality of devices, functions of one or more of the plurality of devices may be implemented by the same hardware or software module; words such as “a first”, “a second” and “a third” are only used to designate a name not to designate any specific order.
Number | Date | Country | Kind |
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201010168423.6 | May 2010 | CN | national |
This application claims priority to International Application Serial No. PCT/CH2011/070477 filed Jan. 21, 2011, which claims priority to Chinese Application No201010168423.6 filed May 6, 2010. International Application Serial No. PCT/CH2011/070477 is hereby incorporated herein for all purposes by this reference.
Filing Document | Filing Date | Country | Kind | 371c Date |
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PCT/CN11/70477 | 1/21/2011 | WO | 00 | 11/6/2012 |