Multi-piece composite unit piece production device, piece lamination system and pole group manufacturing method

The use of multi-piece composite unit wafer fabrication equipment has solved the problem of low efficiency in the wafer fabrication stage of the stacking equipment, realizing efficient electrode fabrication and improving the overall efficiency of the stacking system, thus significantly improving the production efficiency of electrode assembly fabrication equipment.

CN122000277APending Publication Date: 2026-05-08SVOLT ENERGY TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202610208062.4
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2026-02-12
Publication Date
2026-05-08

AI Technical Summary

Technical Problem

Existing stacking equipment has low processing efficiency in the film preparation stage, which affects the improvement of overall production efficiency. Traditional methods cannot significantly improve production efficiency by increasing film preparation speed.

Method used

A multi-piece composite unit fabrication device is adopted, including a composite assembly, first and second feeding mechanisms, a coating assembly, and an insulating film cutter. Multiple electrode sheets are produced by slitting and cutting devices, and thermal bonding is performed in the composite assembly to form a multi-piece composite strip, which significantly improves the fabrication efficiency.

Benefits of technology

The process significantly improved the efficiency and output of electrode production during the electrode fabrication stage, providing sufficient electrode reserves for subsequent operations, increasing the production efficiency of electrode assembly equipment, achieving a multiple increase in output, and enhancing the overall efficiency of the stacking system.

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Abstract

The invention relates to the technical field of batteries, in particular to a multi-piece composite unit piece manufacturing device, a piece stacking system and a pole group manufacturing method. The first discharging mechanism and the composite assembly are arranged at an interval; the film covering assembly is arranged between the first discharging mechanism and the compounding assembly; the second discharging mechanism and the composite assembly are arranged at an interval; and the insulating film cutter and the composite assembly are arranged at an interval. According to the multi-piece composite unit piece manufacturing device, in the piece manufacturing stage, a plurality of first pole pieces and a plurality of second pole pieces can be manufactured at a time, so that the piece manufacturing efficiency is remarkably improved, sufficient pole piece reserve is provided for subsequent operations such as piece stacking and hot pressing, and the production efficiency of pole set manufacturing equipment is improved; and the output can be multiplied without increasing the operation speed of each processing flow, so that the operation efficiency of the pole group manufacturing equipment is remarkably improved.
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