A matching measurement method applied to an image measurement device and the image measurement device
By determining the relative positional relationship between the image matching template and the feature measurement template in the image measurement device, the problem of reduced measurement accuracy caused by inconsistent workpiece placement or deformation is solved, achieving higher measurement accuracy and efficiency.
CN122408602APending Publication Date: 2026-07-17CHOTEST TECH INC
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Applications(China)
- Current Assignee / Owner
- CHOTEST TECH INC
- Filing Date
- 2025-12-22
- Publication Date
- 2026-07-17
AI Technical Summary
Technical Problem
The problem of reduced accuracy of measurement results due to inconsistent workpiece placement or deformation in image measurement equipment.
Method used
By determining the relative positional relationship between the image matching template and the feature measurement template in the image measurement device, the image matching area is determined in the scanned image of the target workpiece using the image matching template, and the feature measurement area is determined based on this, thereby improving the accuracy of the measurement results.
Benefits of technology
It improves the accuracy and automation of measurement results when workpieces are misplaced or deformed, reduces the waste of computing resources, and improves measurement efficiency.
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Smart Images
Figure CN122408602A_ABST
Abstract
本申请涉及一种应用于影像测量设备的匹配测量方法及影像测量设备。所述方法包括：利用扫描装置获取第一待测工件的扫描图像，并于第一待测工件的扫描图像中确定图像匹配模板以及与图像匹配模板关联的第一特征测量模板；确定图像匹配模板以及第一特征测量模板之间的第一相对位置关系；基于多个待测工件的位置，控制扫描装置获取目标待测工件的扫描图像，并基于图像匹配模板在目标待测工件的扫描图像中确定图像匹配区域；基于目标待测工件的扫描图像中的图像匹配区域以及第一相对位置关系，于目标待测工件中确定第一特征测量区域；基于第一特征测量区域得到目标待测工件的测量结果。采用本方法能够提高得到的测量结果的准确度。
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