Mechanism for automatically detecting forward and reverse directions of carrier tape and detection method thereof

By using a carrier tape forward and reverse detection mechanism with flexible contact detection components and encoder signal calibration, the problems of carrier tape damage and poor equipment compatibility are solved, achieving high stability and low cost carrier tape detection.

CN122402891APending Publication Date: 2026-07-17HUIZHOU U&T ELECTRONICS CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
HUIZHOU U&T ELECTRONICS CO LTD
Filing Date
2026-05-29
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing carrier tape forward and reverse detection mechanisms are prone to carrier tape damage, cannot be adapted to multiple carrier tape specifications, have poor equipment compatibility, poor recognition stability, high cost, and are easily affected by environmental factors.

Method used

A flexible contact detection component is adopted, which uses elastic components and proximity switches to detect the forward and reverse directions of the carrier belt. By engaging and disengaging the active sprocket and the auxiliary ratchet, combined with encoder signal calibration, flexible positioning and synchronous conveying of the carrier belt are achieved.

Benefits of technology

It avoids compression damage to the carrier belt, is compatible with various carrier belt specifications, reduces equipment costs, improves recognition stability and equipment compatibility, and reduces the impact of environmental factors.

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Abstract

本发明公开的一种载带自动检测正反向的机构,包括输送架、输送组件、柔性接触检测组件和控制系统,其柔性接触检测组件包括弹性组件和接近开关,在载带输送过程中,所述辅助棘轮在所述弹性组件的弹力作用下可沿上下方向浮动,随着所述辅助棘轮的转动,所述第二棘齿与所述辅助定位孔弹性接触啮合;所述接近开关设置在所述输送架上,所述接近开关用于实时检测啮合位置处二棘齿的齿顶高度位置信号。本发明通过柔性接触检测组件的设置,利用弹簧顶针避免了刚性机构对载带的挤压损伤,通过弹簧顶针实现辅助棘轮的上下可浮动设置,并与接近开关配合确定辅助棘轮是否被异常顶起来检测载带的正反向,结构简单,通用性高,其检测方法简单,误判率低。
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