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A method for constructing a sub-regional assembly simulation model

A technology of assembly simulation and construction method, applied in the field of sub-regional assembly simulation model construction, can solve problems such as inability to load simulation models, and achieve the effects of ensuring uniqueness, reducing error rates, and reducing risks

Active Publication Date: 2022-07-15
CHENGDU AIRCRAFT INDUSTRY GROUP
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  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

[0004] In order to solve the above-mentioned technical problems, the present invention proposes a sub-area assembly simulation model construction method, which can effectively solve the problem that the simulation model cannot be fully loaded for a specific area, and can quickly screen and display the space according to the preset space cabin model. The information of all parts in the cabin is convenient for technicians to carry out assembly simulation analysis, which improves the efficiency of assembly simulation model construction

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  • A method for constructing a sub-regional assembly simulation model

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Embodiment 1

[0039] As a basic embodiment of the present invention, the present invention includes a method for constructing a sub-regional assembly simulation model, comprising the following steps:

[0040] a. Build a space class model. In this embodiment, there are three classes in total. For the completed space class model, please refer to the appendix of the manual. figure 2 .

[0041] b. Build a digital prototype structure tree and load the structure level information;

[0042] c. Load the three-dimensional model of the digital prototype of the product, and gradually load the digital prototype of the product according to the configuration of computer software and hardware. In this example, the scale of the digital prototype of the product is small, so it can be fully loaded. In this embodiment, the loaded digital prototype can be built. attached image 3 .

[0043] d. Calculate the space cabin information of the 3D digital model of the product: Use the collision detection and inte...

Embodiment 2

[0050] As a preferred embodiment of the present invention, refer to the accompanying figure 1 , the present invention includes a sub-regional assembly simulation model construction method, which specifically includes the following steps:

[0051] a. Determine whether to build a space cabin model; if so, go to step b; if not, build a space cabin model and then go to step b;

[0052] b. Judging whether to build the digital prototype structure tree, if so, go to step c, if not, then enter step c after constructing the digital prototype structure tree; wherein, when constructing the digital prototype structure tree, only the structure level information is loaded;

[0053] c. Gradually load the 3D model of the product digital prototype;

[0054]d. Determine whether the space class information of the three-dimensional digital model of the product is calculated, if so, go to step e, if not, enter step e after calculating the space class information of the three-dimensional digital m...

Embodiment 3

[0062] As the best embodiment of the present invention, the present invention includes a method for constructing a sub-regional assembly simulation model, which specifically includes the following steps:

[0063] a. Build a space class model. The space class model consists of a series of sub-models, each sub-model represents a relatively independent area in the product in terms of space and function.

[0064] b. Build a digital prototype structure tree. Build a digital prototype structure tree level by level according to product function and structure division. When building a digital prototype structure tree, only the structure level information is loaded, and the specific 3D digital model of the product is not loaded and displayed.

[0065] c. Load the 3D model of the digital prototype of the product, and load and display the 3D digital model of the product horizontally according to the hardware and software configuration. When loading, it is divided by product structure and ...

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Abstract

The invention relates to the technical field of assembly process simulation, in particular to a method for constructing a sub-regional assembly simulation model, including the construction of a space cabin model, the construction of a digital prototype structure tree, the loading of a three-dimensional model of a product digital prototype, and the space cabin information of the product three-dimensional digital model. calculation. This method can effectively solve the problem that the simulation model cannot be fully loaded for a specific area, and can quickly screen and display the information of all parts and components in the cabin according to the preset space cabin model, which is convenient for the technicians to perform assembly simulation analysis and improve the The construction efficiency of assembly simulation model is improved.

Description

technical field [0001] The invention relates to the technical field of assembly process simulation, in particular to a method for constructing a subregional assembly simulation model. Background technique [0002] Advanced manufacturing enterprises have completed the transformation of product manufacturing basis from two-dimensional drawings to three-dimensional digital models. At first, three-dimensional digital models were simply used as the basis for product manufacturing. As a product part production unit, you only need to open a single 3D digital model, view the corresponding annotation information, or carry out process design work. With the complexity of products and the speed of update and iteration, the traditional manufacturing methods can no longer meet the needs. The three-dimensional digital model has gradually evolved into a digital mockup (Digital Mock Up), that is, a complete set of digital models to express the composition, structure and manufacturing requir...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F30/20G06F30/15G06F30/12
CPCG06F30/20G06F30/15G06F30/12
Inventor 何磊唐健钧张永建叶波王丹阳曹虎钟学敏
Owner CHENGDU AIRCRAFT INDUSTRY GROUP