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Expanding Line

This expanding line enables automatic continuous production of battery grids via expanding metal method. It integrates processes from lead strip uncoiling, expanding, lug forming to winding. Featuring continuous rotation & rolling cutting, silent chain in expanding part, it runs at low noise with speed up to 40m/min (500-700 pieces/min). The continuous process boosts automation, needing only 1-2 operators, reducing cost and improving grid uniformity. It’s cold processing (no pollution, no lead loss) and PLC-controlled for advanced reliability.

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Application

This production line adopts expanding metal method to realize automatic continuous production of battery grid.

Equipment Feature

1. The production line can complete the whole process from lead strip uncoiling, expanding, lug forming to lead strip winding, etc.;

2. The expanding machine adopts continuous rotation and rolling cutting, and the expanding part adopts silent chain, so the whole machine has low running noise, the speed can reach 40 meters/min or 500~700 pieces/min, and the operation is reliable and the maintenance is convenient;

3. The continuous grid production process greatly improves the production automation level, the whole production line only needs 1 ~ 2 people, reduces the production cost of batteries, and improves the grid uniformity;

4. The whole process is cold processing, no pollution, no lead loss;

5. The whole line adopts PLC control, advanced and reliable.

Technical Parameters

Strip thickness (ST)

0.38 mm ~ (WW – 0.457)2 + 0.038
WW –min. wire width

Strip width (SW)

50.8 mm ~ 152.4 mm

Middle strip width (CRW)

≥16 mm

Total metal width(TMW)

112mm~381 mm (after frame cutting)

Untrimmed border width (UBW)

≥9.5 mm

Trimmed border width (TBW)

≥1.0mm

Metal height(MH)

58.4 mm-(1/2CRW+TBW),
165mm-(1/2CRW+TBW)

Speed

33-38m/min, max. 40m/min

Installed power

88KW

Required space

16m×6.5m

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