Unwinding iron shaft locking device

By designing a guide-opening iron shaft locking device, and utilizing the cooperation of the locking plate and the pressure roller, the problem of unstable rotation of the iron shaft on the support roller was solved, thus achieving stable rotation of the iron shaft and preventing it from falling off.

CN224075089UActive Publication Date: 2026-04-03SHANDONG JINYU INDUSTRIAL CO LTD
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Patent Information

Application Number
CN202520730877.X
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-04-17
Publication Date
2026-04-03
Estimated Expiration
2035-04-17

AI Technical Summary

Technical Problem

The iron shaft of the existing straight-cut fabric guide device is prone to jumping when rotating on the support roller, which can cause it to fall off.

Method used

A guide-opening iron shaft locking device is designed, including a locking plate and a support column. The locking plate is equipped with a pressure roller. Through the cooperation of the movable plate and the slot of the locking block, the pressure roller presses onto the iron shaft to ensure stable rotation.

Benefits of technology

It achieves stable rotation of the iron shaft, avoids the problem of falling off, and has a simple structure and is easy to operate.

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Abstract

The utility model discloses a guide iron shaft locking device, which relates to the technical field of tire production auxiliary equipment, and comprises a locking plate and a support column, the locking plate is provided with two pinch rollers, one end of the locking plate is hinged on a bottom plate on one side of an iron shaft, and the other end of the locking plate is rotatably provided with a movable clamping plate; the supporting column is fixed on the bottom plate on the other side of the iron shaft, and a clamping block is arranged on one side, far away from the iron shaft, of the supporting column; a clamping groove matched with the clamping block is formed in the movable clamping plate, and when the clamping groove of the movable clamping plate is clamped on the clamping block, the two pressing wheels are pressed on the iron shaft; the device is simple in structure, convenient to operate and high in practicability, after the locking plate is locked, the iron shaft can be prevented from jumping through the two pressing wheels, rotation of the iron shaft is more stable, and therefore the problem that the iron shaft falls off is avoided.
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