A multi-dimensional direction selection assembly optimization method based on hybrid particle swarm optimization algorithm

Abstract

The invention discloses a multi-dimensional direction selection assembly optimization method based on a hybrid particle swarm algorithm, which comprises the following steps: S1, constructing a multi-dimensional dimension chain model aiming at the batch assembly problem of a plurality of parts; S2, based on the multi-dimensional dimension chain model, constructing a multi-objective optimization model for batch selection assembly of a plurality of parts; S3, solving the multi-objective optimization model by using the hybrid particle swarm optimization algorithm, and finally obtaining a pluralityof assembly pairing schemes in batch selection assembly of parts. Based on the hybrid particle swarm optimization algorithm, the invention solves the assembly matching problem of batch assembly of aplurality of parts in the selection assembly, obtains the average assembly precision of the batch products, has higher assembly success rate, and considers the assembly matching optimization of the multi-dimensional dimension chain model of the part assembly, and has more practical value.

Description

technical field [0001] The invention mainly relates to the field of batch selection assembly and manufacturing of various parts, in particular to the problem of multi-dimensional dimension chain optimization of parts and the problem of selecting assembly pairing, product tolerance analysis and tolerance synthesis, and in particular to a multi-dimensional hybrid particle swarm algorithm-based multi-dimensional Orientation selects the assembly optimization method. Background technique [0002] Assembly is one of the important links in the product manufacturing process. In the mass assembly process, the assembly success rate and assembly function requirements are important indicators of product assembly assurance. The assembly success rate and assembly function requirements of the product are affected by the comprehensive effect of the size and shape and position accuracy of the matching features of the parts; when the size and shape and position accuracy of the matching featu...

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Problems solved by technology

[0003]1) When the design size and shape accuracy of the part are too high, and the processing and manufacturing capacity of the part cannot meet the design requirements, resulting in the part size and shape accuracy cannot be guaranteed, The assembly success rate and assembly function requirements of the product cannot meet the design requirements

[0004]2) Although the proce

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