Stamping die 2.5 D automatic programming method based on data intelligent identification technology

Abstract

The invention discloses a stamping die 2.5 D automatic programming method based on a data intelligent identification technology, and the method comprises the following steps: S1, carrying out the feature identification of feature parameters of drawing data according to a feature database, and synthesizing a feature group; s2, based on the feature group data, process template group data, process group data and tool group data are extracted from a manufacturing process library, a machining process library and a tool library respectively; s3, performing program verification on the flow template group data, the process group data and the tool group data; and S4, constructing a twin mirror image virtual simulation machine tool model in a ratio of 1: 1 by utilizing the simulation machine tool library. By the adoption of the 2.5 D automatic programming method for the stamping die, the 2.5 D structural plane programming step of the stamping die is greatly simplified, the skill threshold of programming engineers is lowered, and the programming efficiency is improved by 60% or above.

Description

technical field [0001] The invention relates to the technical field of stamping die programming, in particular to a stamping die 2.5D automatic programming method based on data intelligent identification technology. Background technique [0002] The stamping die structure is composed of upper die base, lower die base, pressing core and corresponding auxiliary inserts, sliders and standard parts, among which the upper die base, lower die base and pressing core all contain a large number of 2.5D structural processing surfaces, There are many features and types of structural surfaces, and the size and position parameters are different. The types of features are: insert mounting surface, screw hole, positioning key installation groove, guide hole, guide sliding surface, etc. The structure is as follows: Figure 1-2 shown. [0003] NC programming is the most important part of NC machining. The efficiency and quality of programming are of great significance to the manufacturing cy...

AI Technical Summary

Problems solved by technology

This method revolves around the design and development of an automatic programming method for standardized drawing data of stamping dies, and realizes functions such as automatic feature recognition and extraction of feature primitives, automatic selection of processing tools, and automatic matching of processing technology. The purpose is to simplify the programming of 2.5D structural surfaces The first step is to add human knowledge and experience into the integrated CAM database system, and hand over human manual identification, operation, adjustment, judgment and decision-making to the computer for parameterized automation, so as to solve the problems brought by traditional manual interactive programming methods. Problems such as low programming efficiency and unstable program quality can improve the stability of mold processing quality and shorten the mold development cycle

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