Manufacturing method of winding type battery cell, winding type battery cell and lithium battery
A production method and winding technology, which are applied in the directions of non-aqueous electrolyte batteries, electrodes of primary batteries, electrodes of non-aqueous electrolyte batteries, etc., can solve the problems of metal chips and hidden dangers of battery operation, and achieve the effect of avoiding hidden dangers.
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[0030] In order to make the technical problems solved by the present invention, the technical solutions adopted and the technical effects achieved clearer, the technical solutions of the present invention will be further described below in conjunction with the accompanying drawings and through specific implementation methods.
[0031] Such as Figure 1 to Figure 6 As shown, the manufacturing method of a winding battery provided by the present invention provides a positive electrode sheet 11, a negative electrode sheet 12 and a separator 13, and one side of the positive electrode sheet 11 is extended to form a positive electrode empty foil area 110, and a positive electrode empty foil area 110 Along the first direction, there are a plurality of positive electrode empty foil area segments, one side of the negative electrode sheet 12 is extended to form a negative electrode empty foil area, and the negative electrode empty foil area has a plurality of negative electrode empty foil...
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