一种多维度小型刀具视觉检测方法及系统

By optimizing the illumination light source and combining a multi-dimensional visual inspection method for small cutting tools with two-dimensional and three-dimensional cameras, the problems of existing systems being unable to fully capture geometric features and being bloated have been solved, achieving high-precision, compact, and miniaturized cutting tool inspection.

CN122175982BActive Publication Date: 2026-07-17DALIAN UNIV OF TECH

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
DALIAN UNIV OF TECH
Filing Date
2026-05-12
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing tool vision inspection systems cannot fully capture geometric features, the lighting cannot be adapted to the local geometric features of the tool, and the system integration is cumbersome, making it difficult to meet the needs of high-end equipment for small integration and flexible deployment.

Method used

A multi-dimensional visual inspection method for small cutting tools is adopted. By optimizing the illumination light source, high-contrast and uniform illumination images are obtained. Comprehensive measurement is carried out by combining two-dimensional and three-dimensional cameras. The functions of multiple modules are integrated through an embedded platform to achieve compact and miniaturized integration.

Benefits of technology

It enables high-precision measurement of tool geometry parameters, improves the compactness and flexibility of the inspection system, generates engineering decision-making suggestions, and meets the inspection needs of high-end equipment.

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Abstract

本发明属于机器视觉检测技术领域,公开一种多维度小型刀具视觉检测方法及系统。采用可调节光分布区间的LED光源获取刀具端面和刀具侧面高对比度图像,搭配穹顶光源采集三维形貌均匀照度图像;基于亚像素边缘提取实现二维参数检测,通过聚焦深度法还原刀具三维形貌并精准计算空间角度参数;通过集成语义交互模型,将测量数据转化为标准化评分与置信度,生成分析解读及工程决策建议。本发明实现了检测系统的小型化集成,兼顾了检测的高精度、多维度与设备的灵活性,可广泛应用于刀具的高效精准检测场景,提升检测效率与工程应用价值。
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