Method and device for monitoring and measuring line width of impedance line and printed circuit board manufacturing equipment

By obtaining the preset standards and ranges of impedance lines, and using computer-aided manufacturing software to screen and expose equipment to form standard impedance lines, the problem of low efficiency caused by manual monitoring is solved, and efficient monitoring of impedance lines and high-reliability production of printed circuit boards are achieved.

CN122094030APending Publication Date: 2026-05-26DELTON TECH (GUANGZHOU) INC
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
DELTON TECH (GUANGZHOU) INC
Filing Date
2026-02-25
Publication Date
2026-05-26

AI Technical Summary

Technical Problem

In existing technologies, impedance line width monitoring relies on manual operation, resulting in low monitoring accuracy and execution efficiency, which affects the reliability and production efficiency of printed circuit boards.

Method used

By obtaining the preset impedance standard and preset linewidth range of the impedance lines, computer-aided manufacturing software is used to screen impedance lines that meet the standard, generate exposure data, and form standard impedance lines on the printed circuit board using exposure equipment. The linewidth data is measured using a preset linewidth measurement program, and the process flow is automatically controlled to avoid manual measurement and comparison.

Benefits of technology

It improves the accuracy and efficiency of impedance line width monitoring, enhances the reliability and production efficiency of printed circuit boards, and reduces the operational complexity for production line quality personnel.

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Abstract

The invention discloses a line width monitoring and measuring method and device of an impedance line and printed circuit board manufacturing equipment. The line width monitoring and measuring method of the impedance line comprises the following steps: acquiring a preset impedance standard and a preset line width range of the impedance line; screening impedance lines meeting a preset impedance standard and a preset line width range as standard impedance lines formed on the finished printed circuit board to form exposure data; forming a finished printed circuit board according to the exposure data; measuring line width data of a standard impedance line on the formed finished printed circuit board according to a preset line width measurement program; and comparing the line width data with a preset line width range, and if the line width data meets the preset line width range, controlling the finished printed circuit board to carry out a next process. According to the invention, the accuracy and execution efficiency of the line width monitoring of the impedance line can be improved, and the reliability and production efficiency of the printed circuit board are improved.
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