Electric fine tuning mechanism for terminal necking

By combining a lead screw motor and a wedge block structure, the problem of the inability to quantitatively control the adjustment distance of the traditional fine-tuning seat is solved, achieving high-precision and convenient adjustment of the terminal shrinkage and meeting the precision requirements of the terminal shrinkage.

CN224053597UActive Publication Date: 2026-03-27HANGZHOU AMPHENOL PHOENIX TELECOM PARTS
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-06
Publication Date
2026-03-27

AI Technical Summary

Technical Problem

Traditional fine-tuning bases cannot quantify and control the adjustment distance during the terminal shrinking process, which affects the alignment accuracy, and manual adjustment is inconvenient.

Method used

It adopts a lead screw motor and wedge block structure, combined with cylinder and lever, to achieve precise adjustment. The lead screw motor adjusts the quantitative adjustment, and the wedge block acts as a limit to ensure the adjustment accuracy and strength.

Benefits of technology

It achieves convenient and high-precision adjustment, meets the precision requirements of terminal reduction, has zero backlash during adjustment, and has high structural strength.

✦ Generated by Eureka AI based on patent content.

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    Figure CN224053597U_ABST
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Abstract

The utility model provides an electric fine tuning mechanism for terminal necking, which comprises a necking cavity, a necking cavity fixing plate, a cylinder, a push block, a lever, a lead screw motor, a wedge block mounting seat, a first wedge block and a second wedge block, and the wedge block mounting seat is provided with a sliding guide structure of the first wedge block and the second wedge block. A lead screw of the lead screw motor is perpendicular to the sliding direction of the push block, the first wedge-shaped block is in threaded connection with the lead screw of the lead screw motor and can slide front and back in the axial direction of the lead screw, and the second wedge-shaped block is located between the inclined face of the first wedge-shaped block and the push block and used for limiting the moving distance of the push block. The inclined surface of the second wedge-shaped block is attached to the inclined surface of the first wedge-shaped block; the electric fine tuning mechanism for the terminal necking is also provided with a limiting mechanism for limiting the sliding distance of the second wedge block towards the push block. The lead screw motor is adopted for adjustment, the adjusting amount is quantified, and adjustment is rapid and convenient; the wedge-shaped block is used for limiting, the structural strength is high, the adjusting precision is high, no back clearance exists, and the requirement for terminal necking precision is met.
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