An automatic correction tool suitable for a conventional charge-discharge clamp machine

By designing an overhead crane-type automatic calibration fixture, the problems of bulky and cumbersome operation of current and voltage calibration fixtures in lithium battery production equipment were solved, and efficient and convenient current and voltage calibration operations were achieved.

CN122125638APending Publication Date: 2026-06-02ZHEJIANG HANGKE TECH

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
ZHEJIANG HANGKE TECH
Filing Date
2026-04-17
Publication Date
2026-06-02

AI Technical Summary

Technical Problem

The current and voltage calibration fixtures in existing lithium battery production equipment are large and bulky, cumbersome to operate, and require frequent plugging and unplugging of connection wires when switching modes, resulting in low efficiency.

Method used

Design a crane-type automatic calibration fixture, which adopts a vertical lifting component, a fixture pitch-changing component, and an electrical assembly component to achieve automatic calibration and avoid manual handling and frequent plugging and unplugging of connection wires.

Benefits of technology

Significantly improves operational efficiency, enhances compatibility and reliability, and reduces the risk of human error.

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Abstract

This invention discloses an automatic calibration fixture suitable for conventional charge / discharge clamping machines, comprising a frame and a vertical lifting assembly, a fixture pitch-changing assembly, and an electrical assembly mounted on the frame. The vertical lifting assembly includes a lifting screw assembly and a vertical lifting motor assembly, which work together to achieve vertical movement of the entire fixture. The fixture pitch-changing assembly, composed of multiple fixture clamping blocks and other components, is used to suspend the automatic calibration fixture plates. This assembly controls the horizontal automatic calibration of the distance between the fixture plates, thereby adapting to clamping machines with different channel spacings. The electrical assembly is the core electrical material of the automatic calibration fixture and is crucial for achieving current and voltage calibration. Before the calibration fixture plates descend, they must be aligned with the channel to avoid squeezing against the fixture during descent. By modifying the printed circuit board shape, it can be adapted to various types of clamping machines, achieving high compatibility.
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